{"id":5812,"date":"2026-06-08T11:12:15","date_gmt":"2026-06-08T11:12:15","guid":{"rendered":"https:\/\/www.pipetechservice.com\/?p=5812"},"modified":"2026-06-08T11:14:57","modified_gmt":"2026-06-08T11:14:57","slug":"underwater-composite-repair-for-corrosion-isolate-offshore-risers-application-validation-under-severe-wave-action","status":"publish","type":"post","link":"https:\/\/www.pipetechservice.com\/ar\/underwater-composite-repair-for-corrosion-isolate-offshore-risers-application-validation-under-severe-wave-action\/","title":{"rendered":"\u0625\u0635\u0644\u0627\u062d \u0645\u0631\u0643\u0628 \u062a\u062d\u062a \u0627\u0644\u0645\u0627\u0621 \u0644\u0639\u0632\u0644 \u0627\u0644\u062a\u0622\u0643\u0644 \u0641\u064a \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0635\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u062d\u0631\u064a\u0629: \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0635\u062d\u0629 \u0627\u0644\u062a\u0637\u0628\u064a\u0642 \u0641\u064a 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\u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0635\u0627\u0639\u062f\u0629.<\/p>\n\n\n\n<p><strong>\u0643\u064a\u0641 \u064a\u0639\u0645\u0644 \u0627\u0644\u0646\u0638\u0627\u0645:<\/strong>&nbsp;\u064a\u062a\u0635\u0627\u0642 \u0637\u0644\u0627\u0621 \u0627\u0644\u062a\u0645\u0647\u064a\u062f\u064a \u062a\u062d\u062a \u0627\u0644\u0645\u0627\u0621 \u0639\u0627\u0644\u064a \u0627\u0644\u0627\u0644\u062a\u0635\u0627\u0642 \u0628\u0633\u0637\u062d \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u064f\u0639\u062f \u0645\u0633\u0628\u0642\u064b\u0627. \u0648\u062a\u064f\u0644\u0641 \u0635\u0641\u0627\u0626\u062d \u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0643\u0631\u0628\u0648\u0646 \u0627\u0644\u0645\u064f\u0631\u0643\u0628\u0629 \u0628\u0627\u0644\u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u0631\u0637\u0628\u0629 (300-400 \u062c\u0645\/\u0645\u00b2) \u0627\u0644\u0645\u0634\u0628\u0639\u0629 \u0628\u0625\u064a\u0628\u0648\u0643\u0633\u064a \u0645\u064f\u0639\u0627\u0644\u062c \u0628\u0627\u0644\u0623\u0645\u064a\u0646 \u0628\u0634\u0643\u0644 \u0645\u062d\u064a\u0637\u064a \u0648\u0644\u0648\u0644\u0628\u064a. \u0648\u064a\u0634\u0643\u0644 \u0627\u0644\u0645\u0631\u0643\u0628 \u0627\u0644\u0645\u064f\u0639\u0627\u0644\u062c \u062d\u0627\u062c\u0632\u064b\u0627 \u062f\u0627\u0626\u0645\u064b\u0627 \u064a\u0646\u0642\u0644 \u0627\u0644\u0625\u062c\u0647\u0627\u062f \u0627\u0644\u062f\u0627\u0626\u0631\u064a \u0645\u0646 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u062a\u0622\u0643\u0644 \u0625\u0644\u0649 \u0627\u0644\u062a\u0639\u0632\u064a\u0632.<\/p>\n\n\n\n<p><strong>\u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0644\u0646\u0638\u0627\u0645 \u0639\u0632\u0644 \u0627\u0644\u062a\u0622\u0643\u0644 \u0627\u0644\u0630\u064a \u062a\u0645 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0635\u0644\u0627\u062d\u064a\u062a\u0647:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0625\u064a\u0628\u0648\u0643\u0633\u064a \u0645\u0639\u0627\u0644\u062c \u0628\u0627\u0644\u0623\u0645\u064a\u0646\u0627\u062a \u0648\u0645\u0646\u0627\u0633\u0628 \u0644\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062a\u062d\u062a \u0627\u0644\u0645\u0627\u0621 (\u064a\u062a\u0635\u0644\u0628 \u0639\u0646\u062f \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0644\u0627 \u062a\u0642\u0644 \u0639\u0646 3 \u062f\u0631\u062c\u0627\u062a \u0645\u0626\u0648\u064a\u0629)<\/li>\n\n\n\n<li>\u0646\u0633\u064a\u062c \u0645\u0646 \u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0643\u0631\u0628\u0648\u0646 \u0639\u0627\u0644\u064a \u0627\u0644\u0645\u0639\u0627\u0645\u0644 (\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0634\u062f 230 \u062c\u064a\u062c\u0627 \u0628\u0627\u0633\u0643\u0627\u0644)<\/li>\n\n\n\n<li>\u0645\u0639\u062c\u0648\u0646 \u0645\u0627\u0646\u0639 \u0644\u0644\u062a\u0622\u0643\u0644 \u0644\u0645\u0644\u0621 \u0627\u0644\u062d\u0641\u0631 (\u0628\u0639\u0645\u0642 \u22653 \u0645\u0645)<\/li>\n\n\n\n<li>\u0637\u0628\u0642\u0629 \u0637\u0644\u0627\u0621 \u0646\u0647\u0627\u0626\u064a\u0629 \u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u0623\u0634\u0639\u0629 \u0641\u0648\u0642 \u0627\u0644\u0628\u0646\u0641\u0633\u062c\u064a\u0629 \u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646\u0637\u0642\u0629 \u0627\u0644\u0631\u0630\u0627\u0630<\/li>\n\n\n\n<li>\u0645\u0633\u062a\u0634\u0639\u0631\u0627\u062a \u0645\u0631\u0627\u0642\u0628\u0629 \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u0645\u062f\u0645\u062c\u0629 \u0627\u0644\u062a\u064a \u062a\u0639\u0645\u0644 \u0628\u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0636\u0648\u0626\u064a\u0629 (\u0627\u062e\u062a\u064a\u0627\u0631\u064a\u0629 \u0648\u0644\u0643\u0646 \u064a\u064f\u0648\u0635\u0649 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0647\u0627)<\/li>\n<\/ul>\n\n\n\n<p><strong>\u0628\u064a\u0627\u0646\u0627\u062a \u0645\u0633\u062a\u0645\u062f\u0629 \u0645\u0646 \u0628\u0631\u0646\u0627\u0645\u062c \u0627\u0644\u062a\u062d\u0642\u0642 \u0627\u0644\u062e\u0627\u0635 \u0628\u0646\u0627:<\/strong>&nbsp;\u062d\u0642\u0642\u062a \u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u0625\u0635\u0644\u0627\u062d \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0631\u0643\u0628\u0627\u062a \u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0643\u0631\u0628\u0648\u0646 \u0627\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649 \u0642\u0648\u0629 \u0627\u0644\u0627\u0644\u062a\u0635\u0627\u0642 \u0628\u0645\u0642\u062f\u0627\u0631 94% \u0628\u0639\u062f 180 \u064a\u0648\u0645\u064b\u0627 \u0645\u0646 \u0627\u0644\u063a\u0645\u0631 \u0627\u0644\u0643\u0627\u0645\u0644 \u0641\u064a \u0645\u064a\u0627\u0647 \u0627\u0644\u0628\u062d\u0631 \u0639\u0646\u062f \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 15 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 \u0645\u0639 \u062d\u0631\u0643\u0629 \u0645\u0633\u062a\u0645\u0631\u0629 \u0646\u0627\u062a\u062c\u0629 \u0639\u0646 \u0627\u0644\u0623\u0645\u0648\u0627\u062c. \u0623\u0645\u0627 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u063a\u064a\u0631 \u0627\u0644\u0645\u062d\u0645\u064a \u0641\u064a \u0627\u0644\u0638\u0631\u0648\u0641 \u0646\u0641\u0633\u0647\u0627 \u0641\u0642\u062f 0.3 \u0645\u0644\u0645 \u0645\u0646 \u0633\u0645\u0627\u0643\u0629 \u0627\u0644\u062c\u062f\u0627\u0631 \u0633\u0646\u0648\u064a\u064b\u0651\u0627.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-validation-data-10-000-000-cycle-fatigue-test-results-under-severe-wave-action\">\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u062a\u062d\u0642\u0642: \u0646\u062a\u0627\u0626\u062c \u0627\u062e\u062a\u0628\u0627\u0631 \u0625\u062c\u0647\u0627\u062f \u0644\u0640 10,000,000 \u062f\u0648\u0631\u0629 \u0641\u064a \u0638\u0644 \u062d\u0631\u0643\u0629 \u0623\u0645\u0648\u0627\u062c \u0634\u062f\u064a\u062f\u0629<\/h2>\n\n\n\n<p>\u0641\u064a \u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u0645\u0639\u0645\u0644\u064a\u0629 \u062e\u0627\u0636\u0639\u0629 \u0644\u0644\u0631\u0642\u0627\u0628\u0629 \u062c\u0645\u0639\u062a \u0628\u064a\u0646 \u062f\u0648\u0631\u0627\u062a \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062f\u0627\u062e\u0644\u064a (\u0645\u0646 0 \u0625\u0644\u0649 80% SMYS \u0628\u062a\u0631\u062f\u062f 0.5 \u0647\u0631\u062a\u0632) \u0648\u0627\u0644\u0627\u0646\u062d\u0646\u0627\u0621 \u0627\u0644\u0646\u0627\u062a\u062c \u0639\u0646 \u0627\u0644\u0645\u0648\u062c\u0627\u062a (\u0625\u0632\u0627\u062d\u0629 \u00b125 \u0645\u0645 \u0628\u062a\u0631\u062f\u062f 0.33 \u0647\u0631\u062a\u0632) \u0641\u064a \u0645\u064a\u0627\u0647 \u0627\u0644\u0628\u062d\u0631 \u0639\u0646\u062f \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 15 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629\u060c \u0623\u0643\u0645\u0644\u062a \u0627\u0644\u0625\u0635\u0644\u0627\u062d\u0627\u062a \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0645\u0631\u0643\u0628 \u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0643\u0631\u0628\u0648\u0646 10,000,000 \u062f\u0648\u0631\u0629 \u0645\u0639 \u0627\u062d\u062a\u0641\u0627\u0638 \u0628\u0642\u0648\u0629 \u0627\u0644\u062a\u0631\u0627\u0628\u0637 \u0628\u0646\u0633\u0628\u0629 97%\u060c \u062f\u0648\u0646 \u0623\u064a \u062a\u063a\u0644\u063a\u0644 \u0642\u0627\u0628\u0644 \u0644\u0644\u0642\u064a\u0627\u0633 \u0644\u0644\u062a\u0622\u0643\u0644\u060c \u0648\u062f\u0648\u0646 \u0623\u064a \u0639\u064a\u0648\u0628 \u0645\u0631\u0626\u064a\u0629. \u0648\u0647\u0630\u0627 \u064a\u062a\u062c\u0627\u0648\u0632 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629 \u0644\u0645\u062f\u0629 20 \u0639\u0627\u0645\u064b\u0627 \u0628\u0645\u0642\u062f\u0627\u0631 300 \u0636\u0639\u0641.<\/p>\n\n\n\n<p><strong>\u062a\u0641\u0627\u0635\u064a\u0644 \u0639\u064a\u0646\u0629 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631:<\/strong>&nbsp;\u0645\u0642\u0637\u0639 \u0631\u0627\u064a\u0632\u0631 \u0645\u0646 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0643\u0631\u0628\u0648\u0646\u064a \u0628\u0642\u0637\u0631 16 \u0628\u0648\u0635\u0629 (API 5L X65) \u0645\u0639 \u0641\u0642\u062f\u0627\u0646 \u0641\u064a \u0633\u0645\u0627\u0643\u0629 \u0627\u0644\u062c\u062f\u0627\u0631 \u0646\u0627\u062a\u062c \u0639\u0646 \u0645\u062d\u0627\u0643\u0627\u0629 \u0627\u0644\u062a\u0622\u0643\u0644 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 30% \u0639\u0644\u0649 \u0637\u0648\u0644 200 \u0645\u0645. \u0627\u0644\u0625\u0635\u0644\u0627\u062d \u0627\u0644\u0645\u0631\u0643\u0628: \u0646\u0638\u0627\u0645 \u0645\u0646 \u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0643\u0631\u0628\u0648\u0646 \u0645\u0643\u0648\u0646 \u0645\u0646 8 \u0637\u0628\u0642\u0627\u062a (\u0639\u0627\u0644\u064a \u0627\u0644\u0645\u0639\u0627\u0645\u0644\u060c 230 \u062c\u064a\u062c\u0627 \u0628\u0627\u0633\u0643\u0627\u0644)\u060c \u0628\u0633\u0645\u0627\u0643\u0629 \u0625\u062c\u0645\u0627\u0644\u064a\u0629 \u062a\u0628\u0644\u063a 7 \u0645\u0645. \u0627\u0644\u0645\u0627\u062f\u0629 \u0627\u0644\u0644\u0627\u0635\u0642\u0629: JSW MarineEpox UWC-3 (\u0645\u0639\u0627\u0644\u062c \u0628\u0627\u0644\u0623\u0645\u064a\u0646\u060c \u0648\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0628\u064a\u0626\u0629 \u062a\u062d\u062a \u0627\u0644\u0645\u0627\u0621).<\/p>\n\n\n\n<p><strong>\u0628\u0631\u0648\u062a\u0648\u0643\u0648\u0644 \u0627\u0644\u062a\u062d\u0645\u064a\u0644 (\u0627\u0644\u062a\u0637\u0628\u064a\u0642 \u0627\u0644\u0645\u062a\u0632\u0627\u0645\u0646 \u0644\u062c\u0645\u064a\u0639 \u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u0625\u062c\u0647\u0627\u062f):<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u062f\u0648\u0631\u0627\u062a \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062f\u0627\u062e\u0644\u064a: \u0645\u0646 0 \u0625\u0644\u0649 80% SMYS (\u0645\u0646 20.7 \u0645\u064a\u062c\u0627 \u0628\u0627\u0633\u0643\u0627\u0644 \u0625\u0644\u0649 41.4 \u0645\u064a\u062c\u0627 \u0628\u0627\u0633\u0643\u0627\u0644) \u0628\u062a\u0631\u062f\u062f 0.5 \u0647\u0631\u062a\u0632<\/li>\n\n\n\n<li>\u0627\u0644\u0627\u0646\u062d\u0646\u0627\u0621 \u0627\u0644\u0646\u0627\u062a\u062c \u0639\u0646 \u0627\u0644\u0623\u0645\u0648\u0627\u062c: \u0625\u0632\u0627\u062d\u0629 \u062a\u0628\u0644\u063a \u00b125 \u0645\u0645 \u0639\u0646\u062f \u0642\u0645\u0629 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0635\u0627\u0639\u062f (\u0645\u062d\u0627\u0643\u0627\u0629 \u0627\u0631\u062a\u0641\u0627\u0639 \u0645\u0648\u062c\u0629 \u064a\u0628\u0644\u063a 1.8 \u0645\u062a\u0631\u060c \u0648\u0641\u062a\u0631\u0629 \u062a\u0628\u0644\u063a 8 \u062b\u0648\u0627\u0646\u064d)<\/li>\n\n\n\n<li>\u0628\u064a\u0626\u0629 \u0645\u064a\u0627\u0647 \u0627\u0644\u0628\u062d\u0631: 15 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 \u00b1 2 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629\u060c \u0645\u0644\u0648\u062d\u0629 35 \u062c\u0632\u0621 \u0641\u064a \u0627\u0644\u0623\u0644\u0641\u060c \u0645\u0639\u062f\u0644 \u062a\u062f\u0641\u0642 0.5 \u0645\/\u062b<\/li>\n\n\n\n<li>\u0645\u062f\u0629 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631: 10,000,000 \u062f\u0648\u0631\u0629 (231 \u064a\u0648\u0645\u064b\u0627 \u0645\u0646 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0645\u062a\u0648\u0627\u0635\u0644)<\/li>\n<\/ul>\n\n\n\n<p><strong>\u062c\u062f\u0648\u0644 \u0627\u0644\u0646\u062a\u0627\u0626\u062c \u0627\u0644\u0643\u0627\u0645\u0644:<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u0627\u0644\u0645\u0639\u0644\u0645\u0629<\/th><th>\u0627\u0644\u0642\u064a\u0645\u0629 \u0642\u0628\u0644 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631<\/th><th>\u0642\u064a\u0645\u0629 \u0645\u0627 \u0628\u0639\u062f \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631<\/th><th>\u062a\u063a\u064a\u064a\u0631<\/th><th>\u0627\u0644\u062d\u062f \u0627\u0644\u0645\u0642\u0628\u0648\u0644<\/th><\/tr><\/thead><tbody><tr><td>\u0642\u0648\u0629 \u0627\u0644\u0642\u0635 \u0644\u062e\u0637 \u0627\u0644\u062a\u0631\u0627\u0628\u0637 (ASTM D5868)<\/td><td>14.2 \u0645\u064a\u062c\u0627 \u0628\u0627\u0633\u0643\u0627\u0644<\/td><td>13,8 \u0645\u064a\u062c\u0627 \u0628\u0627\u0633\u0643\u0627\u0644<\/td><td>-2.8%<\/td><td>\u0627\u0646\u062e\u0641\u0627\u0636 \u226415%<\/td><\/tr><tr><td>\u0635\u0644\u0627\u0628\u0629 \u0627\u0644\u0637\u0648\u0642 \u0627\u0644\u0645\u0631\u0643\u0628<\/td><td>42.1 \u062c\u064a\u062c\u0627 \u0628\u0627\u0633\u0643\u0627\u0644<\/td><td>41.5 \u062c\u064a\u062c\u0627 \u0628\u0627\u0633\u0643\u0627\u0644<\/td><td>-1.4%<\/td><td>\u062a\u062e\u0641\u064a\u0636 \u226410%<\/td><\/tr><tr><td>\u0627\u0644\u062a\u0622\u0643\u0644 \u0623\u062b\u0646\u0627\u0621 \u0627\u0644\u0625\u0635\u0644\u0627\u062d (\u0627\u0646\u062e\u0641\u0627\u0636 \u0648\u0632\u0646 \u0627\u0644\u0639\u064a\u0646\u0629)<\/td><td>\u063a\u064a\u0631 \u0645\u062a\u0627\u062d<\/td><td>0.07 \u063a\u0631\u0627\u0645<\/td><td>\u0644\u0627 \u064a\u0648\u062c\u062f \u0627\u0646\u062a\u0634\u0627\u0631 \u0642\u0627\u0628\u0644 \u0644\u0644\u0642\u064a\u0627\u0633<\/td><td>\u0628\u062f\u0648\u0646 \u0627\u062e\u062a\u0631\u0627\u0642<\/td><\/tr><tr><td>\u0627\u0644\u0641\u062d\u0635 \u0627\u0644\u0628\u0635\u0631\u064a (ASTM D6990)<\/td><td>\u0644\u0627 \u062a\u0648\u062c\u062f \u0639\u064a\u0648\u0628<\/td><td>\u0644\u0627 \u062a\u0634\u0642\u0642\u0627\u062a\u060c \u0648\u0644\u0627 \u0627\u0631\u062a\u0641\u0627\u0639 \u0641\u064a \u0627\u0644\u062d\u0648\u0627\u0641\u060c \u0648\u0644\u0627 \u0638\u0647\u0648\u0631 \u0641\u0642\u0627\u0639\u0627\u062a<\/td><td>\u062a\u062c\u0627\u0648\u0632<\/td><td>\u0644\u0627 \u062a\u0648\u062c\u062f \u0639\u064a\u0648\u0628<\/td><\/tr><tr><td>\u0627\u0644\u0645\u0633\u062d \u0628\u0627\u0644\u0645\u0648\u062c\u0627\u062a \u0641\u0648\u0642 \u0627\u0644\u0635\u0648\u062a\u064a\u0629 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0635\u0641\u0648\u0641\u0629 \u0645\u062a\u062f\u0631\u062c\u0629<\/td><td>\u0627\u0644\u0633\u0646\u062f 100%<\/td><td>99.2% (\u0641\u062c\u0648\u0629 \u0648\u0627\u062d\u062f\u0629 \u0623\u0642\u0644 \u0645\u0646 5 \u0645\u0645)<\/td><td>\u062a\u062c\u0627\u0648\u0632<\/td><td>\u0631\u0627\u0628\u0637\u0629 \u226595%<\/td><\/tr><tr><td>\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0627\u0646\u062a\u0642\u0627\u0644 \u0627\u0644\u0632\u062c\u0627\u062c\u064a (DSC)<\/td><td>82 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629<\/td><td>81 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629<\/td><td>-1 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629<\/td><td>\u226575 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>\u0627\u0644\u0646\u062a\u064a\u062c\u0629 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629:<\/strong>&nbsp;\u0627\u062d\u062a\u0641\u0638 \u0646\u0638\u0627\u0645 \u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0643\u0631\u0628\u0648\u0646 \u0628\u0646\u0633\u0628\u0629 97% \u0645\u0646 \u0642\u0648\u0629 \u0627\u0644\u0627\u0644\u062a\u0635\u0627\u0642 \u0627\u0644\u0623\u0648\u0644\u064a\u0629 \u0628\u0639\u062f 10 \u0645\u0644\u0627\u064a\u064a\u0646 \u062f\u0648\u0631\u0629 \u0645\u0631\u0643\u0628\u0629. \u0648\u0644\u0645 \u064a\u062d\u062f\u062b \u0623\u064a \u0627\u0646\u062a\u0634\u0627\u0631 \u0644\u0644\u062a\u0622\u0643\u0644 \u062a\u062d\u062a \u0645\u0646\u0637\u0642\u0629 \u0627\u0644\u0625\u0635\u0644\u0627\u062d. \u0623\u0645\u0627 \u0639\u064a\u0646\u0627\u062a \u0627\u0644\u062a\u062d\u0643\u0645 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0632\u062c\u0627\u062c \u0627\u0644\u062a\u064a \u062e\u0636\u0639\u062a \u0644\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0628\u0627\u0644\u062a\u0648\u0627\u0632\u064a\u060c \u0641\u0642\u062f \u0641\u0634\u0644\u062a \u0639\u0646\u062f 620,000 \u062f\u0648\u0631\u0629 \u0628\u0633\u0628\u0628 \u062d\u062f\u0648\u062b \u0627\u0646\u0641\u0635\u0627\u0644 \u0627\u0644\u0637\u0628\u0642\u0627\u062a \u0627\u0644\u0630\u064a \u0628\u062f\u0623 \u0639\u0646\u062f \u062d\u0648\u0627\u0641 \u0645\u0646\u0637\u0642\u0629 \u0627\u0644\u0625\u0635\u0644\u0627\u062d.<\/p>\n\n\n\n<p><strong>\u0645\u0627 \u064a\u0639\u0646\u064a\u0647 \u0630\u0644\u0643 \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0625\u062f\u0627\u0631\u0629 \u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0635\u0627\u0639\u062f\u0629 \u0644\u062f\u064a\u0643:<\/strong>&nbsp;\u064a\u0645\u0643\u0646 \u0627\u0639\u062a\u0628\u0627\u0631 \u0627\u0644\u0625\u0635\u0644\u0627\u062d \u0627\u0644\u0645\u0631\u0643\u0628 \u0645\u0646 \u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0643\u0631\u0628\u0648\u0646\u060c \u0639\u0646\u062f \u062a\u0637\u0628\u064a\u0642\u0647 \u0628\u0634\u0643\u0644 \u0635\u062d\u064a\u062d \u0644\u0639\u0632\u0644 \u0627\u0644\u062a\u0622\u0643\u0644\u060c \u062d\u0644\u0627\u064b \u062f\u0627\u0626\u0645\u064b\u0627 \u0644\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0635\u0627\u0639\u062f\u0629 \u0627\u0644\u062a\u064a \u062a\u0639\u0645\u0644 \u0641\u064a \u0638\u0644 \u062d\u0631\u0643\u0629 \u0623\u0645\u0648\u0627\u062c \u0634\u062f\u064a\u062f\u0629 \u0648\u062f\u0648\u0631\u0627\u062a \u0636\u063a\u0637 \u064a\u0648\u0645\u064a\u0629 (\u0627\u0644\u062a\u0634\u063a\u064a\u0644\/\u0627\u0644\u0625\u064a\u0642\u0627\u0641\u060c \u0627\u0644\u062a\u0646\u0638\u064a\u0641 \u0628\u0627\u0644\u062e\u0646\u0627\u0632\u064a\u0631\u060c \u062f\u0648\u0631\u0627\u062a \u0627\u0644\u0636\u0627\u063a\u0637). \u0648\u064a\u0641\u0648\u0642 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u0635\u0644\u0627\u062d\u064a\u0629 \u0627\u0644\u0630\u064a \u0634\u0645\u0644 10 \u0645\u0644\u0627\u064a\u064a\u0646 \u062f\u0648\u0631\u0629 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0639\u0645\u0631 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u064a \u0627\u0644\u0642\u064a\u0627\u0633\u064a \u0627\u0644\u0628\u0627\u0644\u063a 20 \u0639\u0627\u0645\u064b\u0627 (\u0645\u0627 \u064a\u0642\u0627\u0631\u0628 7,300 \u0625\u0644\u0649 30,000 \u062f\u0648\u0631\u0629 \u062d\u0633\u0628 \u0646\u0638\u0627\u0645 \u0627\u0644\u062a\u0634\u063a\u064a\u0644) \u0628\u0645\u0639\u0627\u0645\u0644 \u064a\u062a\u0631\u0627\u0648\u062d \u0628\u064a\u0646 300 \u06481,400.<\/p>\n\n\n\n<p><strong>\u0643\u064a\u0641 \u062a\u0645 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0635\u062d\u0629 \u0647\u0630\u0647 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a:<\/strong>&nbsp;\u0623\u064f\u062c\u0631\u064a\u062a \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u0641\u064a \u0645\u062e\u062a\u0628\u0631 SINTEF Ocean (\u062d\u0648\u0636 \u0627\u0644\u0623\u0645\u0648\u0627\u062c\u060c \u062a\u0631\u0648\u0646\u062f\u0647\u0627\u064a\u0645\u060c \u0627\u0644\u0646\u0631\u0648\u064a\u062c) \u0648\u0645\u062e\u062a\u0628\u0631 Exova Materials Testing (\u0645\u062e\u062a\u0628\u0631 \u0625\u062c\u0647\u0627\u062f \u0627\u0644\u0645\u0648\u0627\u062f\u060c \u0647\u064a\u0648\u0633\u062a\u0646\u060c \u062a\u0643\u0633\u0627\u0633). \u0648\u062d\u0636\u0631 \u0641\u0631\u064a\u0642 \u0627\u0644\u062a\u062d\u0642\u0642 \u0627\u0644\u062a\u0627\u0628\u0639 \u0644\u0640 DNV \u0628\u0635\u0641\u062a\u0647 \u0634\u0627\u0647\u062f\u064b\u0627 \u0645\u0633\u062a\u0642\u0644\u064b\u0627. \u064a\u062a\u0648\u0641\u0631 \u062a\u0642\u0631\u064a\u0631 \u0627\u0644\u062a\u062d\u0642\u0642 \u0627\u0644\u0643\u0627\u0645\u0644 \u0627\u0644\u0645\u0643\u0648\u0646 \u0645\u0646 147 \u0635\u0641\u062d\u0629 \u0639\u0646\u062f \u0627\u0644\u0637\u0644\u0628.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-why-severe-wave-action-threatens-conventional-underwater-repairs\">\u0644\u0645\u0627\u0630\u0627 \u062a\u0634\u0643\u0644 \u062d\u0631\u0643\u0629 \u0627\u0644\u0623\u0645\u0648\u0627\u062c \u0627\u0644\u0634\u062f\u064a\u062f\u0629 \u062a\u0647\u062f\u064a\u062f\u064b\u0627 \u0644\u0623\u0639\u0645\u0627\u0644 \u0627\u0644\u0625\u0635\u0644\u0627\u062d \u0627\u0644\u062a\u0642\u0644\u064a\u062f\u064a\u0629 \u062a\u062d\u062a \u0627\u0644\u0645\u0627\u0621<\/h2>\n\n\n\n<p>\u062a\u0648\u0644\u062f \u062d\u0631\u0643\u0629 \u0627\u0644\u0623\u0645\u0648\u0627\u062c \u0627\u0644\u0634\u062f\u064a\u062f\u0629 \u062b\u0644\u0627\u062b\u0629 \u0639\u0648\u0627\u0645\u0644 \u0625\u062c\u0647\u0627\u062f \u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0645\u062a\u0645\u064a\u0632\u0629 \u062a\u0641\u0634\u0644 \u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0625\u0635\u0644\u0627\u062d \u0627\u0644\u062a\u0642\u0644\u064a\u062f\u064a\u0629 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0632\u062c\u0627\u062c \u0648\u0630\u0627\u062a \u0627\u0644\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0645\u0646\u062e\u0641\u0636 \u0641\u064a \u062a\u062d\u0645\u0644\u0647\u0627 \u0628\u0627\u0633\u062a\u0645\u0631\u0627\u0631\u060c \u0648\u0647\u064a: \u0639\u0632\u0645 \u0627\u0644\u0627\u0646\u062d\u0646\u0627\u0621 \u0627\u0644\u062f\u0648\u0631\u064a\u060c \u0648\u0627\u0644\u0627\u0647\u062a\u0632\u0627\u0632 \u0627\u0644\u0646\u0627\u062a\u062c \u0639\u0646 \u0627\u0644\u062f\u0648\u0627\u0645\u0627\u062a (VIV)\u060c \u0648\u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062f\u064a\u0646\u0627\u0645\u064a\u0643\u064a \u0627\u0644\u0645\u062a\u0642\u0644\u0628. \u0648\u064a\u0624\u062b\u0631 \u0643\u0644 \u0639\u0627\u0645\u0644 \u0645\u0646 \u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u0625\u062c\u0647\u0627\u062f \u0647\u0630\u0647 \u0639\u0644\u0649 \u0627\u0644\u0633\u0637\u062d \u0627\u0644\u0628\u064a\u0646\u064a \u0628\u064a\u0646 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0635\u0627\u0639\u062f \u0648\u0627\u0644\u0645\u0631\u0643\u0628 \u0645\u0646 \u062e\u0644\u0627\u0644 \u0622\u0644\u064a\u0627\u062a \u0625\u062c\u0647\u0627\u062f \u0645\u062e\u062a\u0644\u0641\u0629.<\/p>\n\n\n\n<p><strong>\u0627\u0644\u0627\u0646\u062d\u0646\u0627\u0621 \u0627\u0644\u062f\u0648\u0631\u064a \u0627\u0644\u0646\u0627\u062a\u062c \u0639\u0646 \u062d\u0631\u0643\u0629 \u0627\u0644\u0623\u0645\u0648\u0627\u062c:<\/strong>&nbsp;\u0645\u0639 \u0645\u0631\u0648\u0631 \u0627\u0644\u0623\u0645\u0648\u0627\u062c (\u0627\u0644\u062a\u064a \u062a\u062a\u0631\u0627\u0648\u062d \u0641\u062a\u0631\u0627\u062a\u0647\u0627 \u0639\u0627\u062f\u0629\u064b \u0628\u064a\u0646 6 \u064812 \u062b\u0627\u0646\u064a\u0629 \u0641\u064a \u0627\u0644\u0628\u064a\u0626\u0627\u062a \u0627\u0644\u0628\u062d\u0631\u064a\u0629)\u060c \u064a\u0646\u062d\u0631\u0641 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0635\u0627\u0639\u062f \u062c\u0627\u0646\u0628\u064a\u064b\u0651\u0627 \u0648\u0645\u062d\u0648\u0631\u064a\u064b\u0651\u0627. \u0648\u062a\u0624\u062f\u064a \u0647\u0630\u0647 \u0627\u0644\u062d\u0631\u0643\u0629 \u0625\u0644\u0649 \u062d\u062f\u0648\u062b \u0625\u062c\u0647\u0627\u062f\u0627\u062a \u0634\u062f \u0648\u0636\u063a\u0637 \u0645\u062a\u0646\u0627\u0648\u0628\u0629 \u0639\u0646\u062f \u062e\u0637 \u0627\u0644\u062a\u0631\u0627\u0628\u0637. \u062a\u0638\u0647\u0631 \u0627\u0644\u0634\u0642\u0648\u0642 \u0627\u0644\u062f\u0642\u064a\u0642\u0629 \u0641\u064a \u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0632\u062c\u0627\u062c\u064a\u0629 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0630\u0627\u062a \u0627\u0644\u062a\u0633\u0627\u0645\u062d \u0627\u0644\u0645\u0646\u062e\u0641\u0636 \u0645\u0639 \u0627\u0644\u0627\u0633\u062a\u0637\u0627\u0644\u0629 (1.5-2.5%) \u0628\u0639\u062f 200,000 \u062f\u0648\u0631\u0629\u060c \u0645\u0645\u0627 \u064a\u0624\u062f\u064a \u0625\u0644\u0649 \u0638\u0647\u0648\u0631 \u0645\u0633\u0627\u0631\u0627\u062a \u0644\u0644\u062a\u0622\u0643\u0644. \u0623\u0645\u0627 \u0623\u0646\u0638\u0645\u0629 \u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0643\u0631\u0628\u0648\u0646 (\u0627\u0644\u062a\u064a \u064a\u0628\u0644\u063a \u0627\u0633\u062a\u0637\u0627\u0644\u0629 1.2%) \u0641\u062a\u062a\u0648\u0627\u0641\u0642 \u0628\u0634\u0643\u0644 \u0623\u0648\u062b\u0642 \u0645\u0639 \u0627\u0633\u062a\u062c\u0627\u0628\u0629 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0644\u0644\u0625\u062c\u0647\u0627\u062f\u060c \u0645\u0645\u0627 \u064a\u0642\u0644\u0644 \u0645\u0646 \u0625\u062c\u0647\u0627\u062f \u0627\u0644\u0642\u0635 \u0639\u0646\u062f \u062e\u0637 \u0627\u0644\u062a\u0631\u0627\u0628\u0637 \u0628\u0646\u0633\u0628\u0629 60% \u062a\u0642\u0631\u064a\u0628\u064b\u0627.<\/p>\n\n\n\n<p><strong>\u0627\u0644\u0627\u0647\u062a\u0632\u0627\u0632 \u0627\u0644\u0646\u0627\u062c\u0645 \u0639\u0646 \u0627\u0644\u062f\u0648\u0627\u0645\u0627\u062a (VIV):<\/strong>&nbsp;\u062a\u0624\u062f\u064a \u0633\u0631\u0639\u0627\u062a \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u062a\u064a \u062a\u062a\u062c\u0627\u0648\u0632 1.5 \u0645\/\u062b \u062d\u0648\u0644 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0635\u0627\u0639\u062f \u0625\u0644\u0649 \u062a\u0648\u0644\u064a\u062f \u062a\u0631\u062f\u062f\u0627\u062a VIV \u062a\u062a\u0631\u0627\u0648\u062d \u0628\u064a\u0646 5 \u064820 \u0647\u0631\u062a\u0632. \u0648\u064a\u0624\u062f\u064a \u0647\u0630\u0627 \u0627\u0644\u062a\u0630\u0628\u0630\u0628 \u0639\u0627\u0644\u064a \u0627\u0644\u062a\u0631\u062f\u062f \u0625\u0644\u0649 \u0625\u062c\u0647\u0627\u062f \u0627\u0644\u0645\u0627\u062f\u0629 \u0627\u0644\u0644\u0627\u0635\u0642\u0629\u060c \u0648\u0647\u0648 \u0645\u0627 \u0644\u0627 \u062a\u0633\u062a\u0637\u064a\u0639 \u0627\u0644\u0637\u0628\u0642\u0627\u062a \u0627\u0644\u062a\u0645\u0647\u064a\u062f\u064a\u0629 \u0627\u0644\u062a\u0642\u0644\u064a\u062f\u064a\u0629 \u0627\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639\u0647. \u062a\u064f\u0638\u0647\u0631 \u0642\u064a\u0627\u0633\u0627\u062a\u0646\u0627 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0642\u064a\u0627\u0633 \u0627\u0644\u0625\u062c\u0647\u0627\u062f \u0623\u0646 \u0638\u0627\u0647\u0631\u0629 VIV \u062a\u0636\u064a\u0641 \u00b135 \u0645\u064a\u0643\u0631\u0648\u0625\u062c\u0647\u0627\u062f \u0625\u0644\u0649 \u062e\u0637 \u0627\u0644\u0627\u0644\u062a\u0635\u0627\u0642 \u2014 \u0648\u0647\u0648 \u0623\u0645\u0631 \u0644\u0627 \u064a\u0643\u0627\u062f \u064a\u064f\u0630\u0643\u0631 \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0623\u0646\u0638\u0645\u0629 \u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0643\u0631\u0628\u0648\u0646\u060c \u0644\u0643\u0646\u0647 \u0645\u0647\u0645 \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0632\u062c\u0627\u062c \u0627\u0644\u062a\u064a \u062a\u062a\u0635\u0644\u0628 \u062a\u062d\u062a \u062a\u0623\u062b\u064a\u0631 \u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u062f\u0648\u0631\u064a\u0629.<\/p>\n\n\n\n<p><strong>\u062a\u0642\u0644\u0628\u0627\u062a \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062f\u064a\u0646\u0627\u0645\u064a\u0643\u064a:<\/strong>&nbsp;\u062a\u0648\u0644\u062f \u062d\u0631\u0643\u0629 \u0627\u0644\u0623\u0645\u0648\u0627\u062c \u0641\u0631\u0648\u0642\u064b\u0627 \u0641\u064a \u0627\u0644\u0636\u063a\u0637 \u062a\u062a\u0631\u0627\u0648\u062d \u0628\u064a\u0646 +50 \u0643\u064a\u0644\u0648 \u0628\u0627\u0633\u0643\u0627\u0644 \u0648-30 \u0643\u064a\u0644\u0648 \u0628\u0627\u0633\u0643\u0627\u0644 \u0639\u0644\u0649 \u0633\u0637\u062d \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0635\u0627\u0639\u062f \u0643\u0644 6-12 \u062b\u0627\u0646\u064a\u0629. \u0648\u062a\u0624\u062f\u064a \u062d\u0631\u0643\u0629 \u0627\u0644\u0636\u062e \u0647\u0630\u0647 \u0625\u0644\u0649 \u0633\u062d\u0628 \u0645\u064a\u0627\u0647 \u0627\u0644\u0628\u062d\u0631 \u0625\u0644\u0649 \u0623\u064a \u0639\u064a\u0628 \u0645\u0648\u062c\u0648\u062f \u0641\u064a \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637\u060c 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\u0628\u0627\u0633\u0643\u0627\u0644.<\/p>\n\n\n\n<p><strong>\u0645\u0644\u0627\u062d\u0638\u0627\u062a\u0646\u0627 \u0645\u0646 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631:<\/strong>&nbsp;\u062e\u0644\u0627\u0644 \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u062a\u062d\u0642\u0642 \u0627\u0644\u0630\u064a \u0623\u062c\u0631\u064a\u0646\u0627\u0647 \u0641\u064a \u062d\u0648\u0636 \u0627\u0644\u0623\u0645\u0648\u0627\u062c (\u0627\u0631\u062a\u0641\u0627\u0639 \u0645\u0648\u062c\u0629 \u0641\u0639\u0627\u0644 \u064a\u0628\u0644\u063a 1.8 \u0645\u062a\u0631\u060c \u0648\u0641\u062a\u0631\u0629 8 \u062b\u0648\u0627\u0646\u064d\u060c \u0648\u062a\u064a\u0627\u0631 \u064a\u0628\u0644\u063a 0.8 \u0645\u062a\u0631\/\u062b\u0627\u0646\u064a\u0629)\u060c \u0623\u0638\u0647\u0631\u062a \u0627\u0644\u0625\u0635\u0644\u0627\u062d\u0627\u062a \u0627\u0644\u062a\u0642\u0644\u064a\u062f\u064a\u0629 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0623\u0644\u064a\u0627\u0641 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\u0627\u0631\u062a\u0641\u0627\u0639 \u0645\u0644\u062d\u0648\u0638 \u0641\u064a \u0627\u0644\u062d\u0648\u0627\u0641 \u062a\u062d\u062a \u0627\u0644\u062a\u0643\u0628\u064a\u0631 \u0628\u0645\u0642\u062f\u0627\u0631 10x.<\/p>\n\n\n\n<p><strong>\u0645\u0631\u062c\u0639 \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u0629:<\/strong>&nbsp;\u064a\u0646\u0635 \u0627\u0644\u0642\u0633\u0645 6.4.3 \u0645\u0646 \u0645\u0639\u064a\u0627\u0631 DNV-ST-N002 \u0639\u0644\u0649 \u0623\u0646 \u0623\u0646\u0638\u0645\u0629 \u0625\u0635\u0644\u0627\u062d \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0635\u0627\u0639\u062f\u0629 \u0627\u0644\u062f\u064a\u0646\u0627\u0645\u064a\u0643\u064a\u0629 \u064a\u062c\u0628 \u0623\u0646 \u062a\u062b\u0628\u062a \u0645\u0642\u0627\u0648\u0645\u062a\u0647\u0627 \u0644\u0644\u062a\u0639\u0628 \u062d\u062a\u0649 10^7 \u062f\u0648\u0631\u0629 \u062a\u062d\u062a \u0623\u062d\u0645\u0627\u0644 \u0645\u0631\u0643\u0628\u0629 \u062a\u0645\u062b\u064a\u0644\u064a\u0629. \u0648\u062a\u0633\u062a\u0648\u0641\u064a \u0627\u0644\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0645\u0631\u0643\u0628\u0627\u062a \u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0643\u0631\u0628\u0648\u0646 \u0647\u0630\u0627 \u0627\u0644\u0634\u0631\u0637\u061b \u0623\u0645\u0627 \u0627\u0644\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0632\u062c\u0627\u062c \u0641\u0644\u0627 \u062a\u0633\u062a\u0648\u0641\u064a\u0647 \u0639\u0645\u0648\u0645\u064b\u0627 \u0645\u0627 \u0644\u0645 \u064a\u062a\u0645 \u062a\u0635\u0646\u064a\u0639\u0647\u0627 \u0628\u0637\u0628\u0642\u0627\u062a \u0645\u062a\u0639\u062f\u062f\u0629 \u0633\u0645\u064a\u0643\u0629 \u062c\u062f\u064b\u0651\u0627 (\u0628\u0633\u0645\u0627\u0643\u0629 \u226515 \u0645\u0645).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-compliance-with-asme-b31-8-iso-24817-and-dnv-st-n002-standards\">\u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0645\u0639\u0627\u064a\u064a\u0631 ASME B31.8 \u0648 ISO 24817 \u0648 DNV-ST-N002<\/h2>\n\n\n\n<p>\u064a\u062c\u0628 \u0623\u0646 \u062a\u062a\u0648\u0627\u0641\u0642 \u0639\u0645\u0644\u064a\u0627\u062a \u0625\u0635\u0644\u0627\u062d \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0635\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u062d\u0631\u064a\u0629 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u0631\u0643\u0628\u0629 \u062a\u062d\u062a \u0627\u0644\u0645\u0627\u0621 \u0645\u0639 \u0645\u0639\u064a\u0627\u0631 ASME B31.8 (\u062e\u0637\u0648\u0637 \u0623\u0646\u0627\u0628\u064a\u0628 \u0646\u0642\u0644 \u0627\u0644\u063a\u0627\u0632)\u060c \u0648\u0645\u0639\u064a\u0627\u0631 ISO 24817 (\u0627\u0644\u0645\u0639\u064a\u0627\u0631 \u0627\u0644\u0639\u0627\u0644\u0645\u064a \u0644\u0625\u0635\u0644\u0627\u062d \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u0631\u0643\u0628\u0629)\u060c \u0648\u0645\u0639\u064a\u0627\u0631 DNV-ST-N002 (\u0625\u0631\u0634\u0627\u062f\u0627\u062a \u0625\u0635\u0644\u0627\u062d \u062e\u0637\u0648\u0637 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0628\u062d\u0631\u064a\u0629). \u0648\u062a\u0633\u062a\u0648\u0641\u064a \u0623\u0646\u0638\u0645\u0629 \u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0643\u0631\u0628\u0648\u0646 \u0627\u0644\u062a\u064a \u062a\u0645 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0635\u0644\u0627\u062d\u064a\u062a\u0647\u0627 \u0644\u0640 10,000,000 \u062f\u0648\u0631\u0629 \u0639\u0646\u062f 80% SMYS \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0625\u062c\u0647\u0627\u062f \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u062b\u0644\u0627\u062b\u0629 \u062c\u0645\u064a\u0639\u0647\u0627 \u0623\u0648 \u062a\u062a\u062c\u0627\u0648\u0632\u0647\u0627.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-asme-b31-8-chapter-viii-compliance\">\u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0645\u0639\u064a\u0627\u0631 ASME B31.8\u060c \u0627\u0644\u0641\u0635\u0644 \u0627\u0644\u062b\u0627\u0645\u0646<\/h3>\n\n\n\n<p>\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0635\u0627\u0639\u062f\u0629 \u0644\u0646\u0642\u0644 \u0627\u0644\u063a\u0627\u0632 \u0627\u0644\u0637\u0628\u064a\u0639\u064a\u060c \u064a\u0648\u0641\u0631 \u0627\u0644\u0641\u0635\u0644 \u0627\u0644\u062b\u0627\u0645\u0646 \u0645\u0646 \u0645\u0639\u064a\u0627\u0631 ASME B31.8 \u0627\u0644\u0625\u0637\u0627\u0631 \u0627\u0644\u062a\u0646\u0638\u064a\u0645\u064a. \u0623\u0645\u0627 \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0639\u0632\u0644 \u0636\u062f \u0627\u0644\u062a\u0622\u0643\u0644 \u0641\u064a \u0638\u0644 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062f\u0648\u0631\u064a \u0627\u0644\u0645\u0635\u062d\u0648\u0628 \u0628\u0623\u062d\u0645\u0627\u0644 \u0645\u0648\u062c\u064a\u0629\u060c \u0641\u0647\u0646\u0627\u0643 \u062b\u0644\u0627\u062b\u0629 \u0628\u0646\u0648\u062f \u0645\u062d\u062f\u062f\u0629 \u062a\u062a\u0637\u0644\u0628 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0635\u062d\u062a\u0647\u0627:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u0627\u0644\u0628\u0646\u062f<\/th><th>\u0627\u0644\u0645\u062a\u0637\u0644\u0628\u0627\u062a<\/th><th>\u0646\u062a\u0627\u0626\u062c \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u062a\u062d\u0642\u0642 \u0627\u0644\u062a\u064a \u0623\u062c\u0631\u064a\u0646\u0627\u0647\u0627<\/th><\/tr><\/thead><tbody><tr><td>845.4<\/td><td>\u0625\u062b\u0628\u0627\u062a \u0627\u0644\u0639\u0645\u0631 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u064a \u0627\u0644\u0645\u062a\u0628\u0642\u064a<\/td><td>10,000,000 \u062f\u0648\u0631\u0629 (300 \u0636\u0639\u0641 \u0627\u0644\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629 \u0644\u0645\u062f\u0629 20 \u0639\u0627\u0645\u064b\u0627)<\/td><\/tr><tr><td>845.6<\/td><td>\u0645\u062a\u0627\u0646\u0629 \u0627\u0644\u0627\u0644\u062a\u0635\u0627\u0642 \u0641\u064a \u0627\u0644\u0638\u0631\u0648\u0641 \u0627\u0644\u0631\u0637\u0628\u0629 (\u0627\u0644\u063a\u0645\u0631 \u0641\u064a \u0645\u064a\u0627\u0647 \u0627\u0644\u0628\u062d\u0631)<\/td><td>\u062b\u0628\u0627\u062a \u0627\u0644\u062a\u0631\u0627\u0628\u0637 97% \u0628\u0639\u062f 180 \u064a\u0648\u0645\u064b\u0627 \u0645\u0646 \u0627\u0644\u063a\u0645\u0631 + 10 \u0645\u0644\u0627\u064a\u064a\u0646 \u062f\u0648\u0631\u0629<\/td><\/tr><tr><td>841.1<\/td><td>\u062a\u0639\u062f\u064a\u0644 \u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0644\u0645\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u0645\u0648\u062c\u064a\u0629 \u0627\u0644\u062f\u064a\u0646\u0627\u0645\u064a\u0643\u064a\u0629<\/td><td>\u062a\u0645 \u062a\u0637\u0628\u064a\u0642 \u0645\u0639\u0627\u0645\u0644 \u062a\u0635\u0645\u064a\u0645 \u0642\u062f\u0631\u0647 0.50 (\u0645\u0642\u0627\u0628\u0644 0.72 \u0644\u0644\u062d\u0627\u0644\u0629 \u0627\u0644\u0633\u0627\u0643\u0646\u0629)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>\u0645\u0627 \u0644\u0645 \u064a\u062d\u062f\u062f\u0647 \u0645\u0639\u064a\u0627\u0631 ASME B31.8:<\/strong>&nbsp;\u0644\u0627 \u062a\u062a\u0646\u0627\u0648\u0644 \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0628\u0634\u0643\u0644 \u0635\u0631\u064a\u062d \u0627\u0644\u0627\u0646\u062d\u0646\u0627\u0621 \u0627\u0644\u0646\u0627\u062a\u062c \u0639\u0646 \u0627\u0644\u0645\u0648\u062c\u0627\u062a \u0645\u0642\u062a\u0631\u0646\u0627\u064b \u0628\u062f\u0648\u0631\u0627\u062a \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0645\u062a\u0643\u0631\u0631\u0629. \u0648\u0644\u0630\u0644\u0643\u060c \u0637\u0628\u0642 \u0628\u0631\u0646\u0627\u0645\u062c \u0627\u0644\u062a\u062d\u0642\u0642 \u0627\u0644\u062e\u0627\u0635 \u0628\u0646\u0627 \u0645\u0639\u0627\u0645\u0644 \u0623\u0645\u0627\u0646 \u064a\u0628\u0644\u063a 300 \u0636\u0639\u0641 \u062e\u0644\u0627\u0644 10,000,000 \u062f\u0648\u0631\u0629\u060c \u0628\u0645\u0627 \u064a\u0634\u0645\u0644 \u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u0645\u062a\u0632\u0627\u0645\u0646\u0629.<\/p>\n\n\n\n<p><strong>\u0642\u0627\u0626\u0645\u0629 \u0645\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0644\u0645\u0647\u0646\u062f\u0633\u064a\u0646:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0636\u063a\u0637 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0628\u0639\u062f \u0627\u0644\u0625\u0635\u0644\u0627\u062d \u2265 \u0636\u063a\u0637 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0623\u0642\u0635\u0649 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647 (MAOP) \u0627\u0644\u0623\u0635\u0644\u064a (\u064a\u062c\u0628 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0630\u0644\u0643 \u0639\u0646 \u0637\u0631\u064a\u0642 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u0644\u064a\u0643\u064a)<\/li>\n\n\n\n<li>\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0634\u062f \u0644\u0644\u0645\u0631\u0643\u0628 \u2265 20 \u062c\u064a\u062c\u0627 \u0628\u0627\u0633\u0643\u0627\u0644 \u0644\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0643\u0631\u0628\u0648\u0646 (\u0646\u0638\u0627\u0645\u0646\u0627: 230 \u062c\u064a\u062c\u0627 \u0628\u0627\u0633\u0643\u0627\u0644)<\/li>\n\n\n\n<li>\u0642\u0648\u0629 \u0627\u0644\u0642\u0635 \u0627\u0644\u062a\u062f\u0627\u062e\u0644\u064a\u0629 \u0644\u0644\u0645\u0627\u062f\u0629 \u0627\u0644\u0644\u0627\u0635\u0642\u0629 \u2265 10 \u0645\u064a\u062c\u0627 \u0628\u0627\u0633\u0643\u0627\u0644 \u0628\u0639\u062f \u0627\u0644\u062a\u0639\u0631\u0636 \u0644\u0645\u064a\u0627\u0647 \u0627\u0644\u0628\u062d\u0631 (\u0646\u0638\u0627\u0645\u0646\u0627: 13.8 \u0645\u064a\u062c\u0627 \u0628\u0627\u0633\u0643\u0627\u0644 \u0628\u0639\u062f 10 \u0645\u0644\u0627\u064a\u064a\u0646 \u062f\u0648\u0631\u0629)<\/li>\n\n\n\n<li>\u0627\u062e\u062a\u0628\u0627\u0631 \u0636\u063a\u0637 \u0645\u0627\u0626\u064a \u0628\u062d\u0636\u0648\u0631 \u0634\u0647\u0648\u062f \u0645\u0646 \u0637\u0631\u0641 \u062b\u0627\u0644\u062b \u0628\u0639\u062f \u0627\u0644\u0625\u0635\u0644\u0627\u062d\u060c \u0628\u0642\u064a\u0645\u0629 \u062a\u0628\u0644\u063a 1.25 \u0636\u0639\u0641 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u064a \u0627\u0644\u0623\u0642\u0635\u0649 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647 (MAOP)<\/li>\n\n\n\n<li>\u0627\u0644\u0641\u062d\u0635 \u0627\u0644\u0633\u0646\u0648\u064a \u0644\u0640 NDE (\u0627\u0644\u0645\u0635\u0641\u0648\u0641\u0629 \u0627\u0644\u0645\u0631\u062d\u0644\u064a\u0629 \u0628\u0627\u0644\u0645\u0648\u062c\u0627\u062a \u0641\u0648\u0642 \u0627\u0644\u0635\u0648\u062a\u064a\u0629 \u0623\u0648 \u0627\u0644\u062a\u0635\u0648\u064a\u0631 \u0627\u0644\u062d\u0631\u0627\u0631\u064a)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-iso-24817-compliance-global-composite-repair-standard\">\u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0645\u0639\u064a\u0627\u0631 ISO 24817 (\u0627\u0644\u0645\u0639\u064a\u0627\u0631 \u0627\u0644\u0639\u0627\u0644\u0645\u064a \u0644\u0625\u0635\u0644\u0627\u062d \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u0631\u0643\u0628\u0629)<\/h3>\n\n\n\n<p>\u0627\u0644\u0645\u0639\u064a\u0627\u0631 \u0627\u0644\u062f\u0648\u0644\u064a ISO 24817 \u0647\u0648 \u0627\u0644\u0645\u0639\u064a\u0627\u0631 \u0627\u0644\u062f\u0648\u0644\u064a \u0627\u0644\u062e\u0627\u0635 \u0628\u0625\u0635\u0644\u0627\u062d\u0627\u062a \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u0631\u0643\u0628\u0629 \u0641\u064a \u062e\u0637\u0648\u0637 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0648\u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0635\u0627\u0639\u062f\u0629. \u0648\u0647\u0648 \u0645\u0639\u064a\u0627\u0631 \u0625\u0644\u0632\u0627\u0645\u064a \u0641\u064a \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u0645\u0634\u0627\u0631\u064a\u0639 \u0627\u0644\u0628\u062d\u0631\u064a\u0629 \u062e\u0627\u0631\u062c \u0623\u0645\u0631\u064a\u0643\u0627 \u0627\u0644\u0634\u0645\u0627\u0644\u064a\u0629\u060c \u0643\u0645\u0627 \u064a\u064f\u0633\u062a\u0634\u0647\u062f \u0628\u0647 \u0628\u0634\u0643\u0644 \u0645\u062a\u0632\u0627\u064a\u062f \u062f\u0627\u062e\u0644 \u0623\u0645\u0631\u064a\u0643\u0627 \u0627\u0644\u0634\u0645\u0627\u0644\u064a\u0629 \u0643\u0623\u062d\u062f \u0623\u0641\u0636\u0644 \u0627\u0644\u0645\u0645\u0627\u0631\u0633\u0627\u062a.<\/p>\n\n\n\n<p><strong>\u0627\u0644\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0644\u0644\u0645\u0639\u064a\u0627\u0631 ISO 24817 \u0627\u0644\u062a\u064a \u062a\u0633\u062a\u0648\u0641\u064a\u0647\u0627 \u0623\u0646\u0638\u0645\u0629 \u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0643\u0631\u0628\u0648\u0646:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u064a\u062a\u0637\u0644\u0628 \u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u0625\u0635\u0644\u0627\u062d \u0645\u0646 \u0627\u0644\u0646\u0648\u0639 \u00ab\u0623\u00bb (\u0625\u0635\u0644\u0627\u062d \u0647\u064a\u0643\u0644\u064a + \u0639\u0632\u0644 \u0636\u062f \u0627\u0644\u062a\u0622\u0643\u0644) \u0623\u0646 \u064a\u0628\u0644\u063a \u0633\u0645\u0643 \u0627\u0644\u062c\u062f\u0627\u0631 \u0627\u0644\u0645\u062a\u0628\u0642\u064a 50% \u0643\u062d\u062f \u0623\u062f\u0646\u0649<\/li>\n\n\n\n<li>\u064a\u062c\u0628 \u0623\u0646 \u062a\u0634\u0645\u0644 \u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u062a\u0623\u0647\u064a\u0644 10,000 \u062f\u0648\u0631\u0629 \u0636\u063a\u0637 \u0639\u0646\u062f 80% SMYS (\u0648\u0642\u062f \u0623\u062c\u0631\u064a\u0646\u0627 10,000,000 \u062f\u0648\u0631\u0629)<\/li>\n\n\n\n<li>\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u063a\u0645\u0631 \u0641\u064a \u0645\u064a\u0627\u0647 \u0627\u0644\u0628\u062d\u0631 \u0644\u0645\u062f\u0629 \u0644\u0627 \u062a\u0642\u0644 \u0639\u0646 1,000 \u0633\u0627\u0639\u0629 (\u0623\u062c\u0631\u064a\u0646\u0627 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0644\u0645\u062f\u0629 4,320 \u0633\u0627\u0639\u0629\/180 \u064a\u0648\u0645\u064b\u0627)<\/li>\n\n\n\n<li>\u0639\u0645\u0631 \u062a\u0635\u0645\u064a\u0645\u064a \u064a\u0635\u0644 \u0625\u0644\u0649 20 \u0639\u0627\u0645\u064b\u0627 \u0645\u0639 \u0627\u0644\u0645\u0631\u0627\u0642\u0628\u0629 \u0627\u0644\u0633\u0646\u0648\u064a\u0629 (\u062a\u0634\u064a\u0631 \u0628\u064a\u0627\u0646\u0627\u062a\u0646\u0627 \u0625\u0644\u0649 \u0623\u0646 \u0627\u0644\u0639\u0645\u0631 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u064a \u064a\u0632\u064a\u062f \u0639\u0646 25 \u0639\u0627\u0645\u064b\u0627)<\/li>\n<\/ul>\n\n\n\n<p><strong>\u0645\u0627 \u0644\u0645 \u064a\u0631\u062f \u0641\u064a \u0627\u0644\u0645\u0642\u0627\u0644 \u0627\u0644\u062d\u0627\u0644\u064a (\u0623\u0636\u0641\u0647 \u0625\u0644\u0649 \u0645\u0643\u062a\u0628\u062a\u0643 \u0627\u0644\u0641\u0646\u064a\u0629):<\/strong>&nbsp;\u062a\u062a\u0637\u0644\u0628 \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0629 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 ISO 24817 \u0645\u0624\u0647\u0644\u0627\u062a \u0645\u062d\u062f\u062f\u0629 \u0644\u0644\u062a\u0637\u0628\u064a\u0642 \u062a\u062d\u062a \u0627\u0644\u0645\u0627\u0621 \u2014 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0625\u0639\u062f\u0627\u062f \u0627\u0644\u0623\u0633\u0637\u062d\u060c \u0648\u0645\u0631\u0627\u0642\u0628\u0629 \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u062a\u062d\u062a \u0627\u0644\u0645\u0627\u0621\u060c \u0648\u0648\u062b\u0627\u0626\u0642 \u062a\u062f\u0631\u064a\u0628 \u0627\u0644\u063a\u0648\u0627\u0635\u064a\u0646. \u0648\u064a\u0634\u0645\u0644 \u0627\u0644\u062a\u062d\u0642\u0642 \u0627\u0644\u0630\u064a \u0646\u0642\u0648\u0645 \u0628\u0647 \u0647\u0630\u0647 \u0627\u0644\u0639\u0646\u0627\u0635\u0631 \u0627\u0644\u062b\u0644\u0627\u062b\u0629 \u062c\u0645\u064a\u0639\u0647\u0627.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-dnv-st-n002-compliance-offshore-pipeline-repair-guideline\">\u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0645\u0639\u064a\u0627\u0631 DNV-ST-N002 (\u0625\u0631\u0634\u0627\u062f\u0627\u062a \u0625\u0635\u0644\u0627\u062d \u062e\u0637\u0648\u0637 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0628\u062d\u0631\u064a\u0629)<\/h3>\n\n\n\n<p>\u064a\u0646\u0635 \u0627\u0644\u0642\u0633\u0645 6 \u0645\u0646 \u0627\u0644\u0645\u0639\u064a\u0627\u0631 DNV-ST-N002 \u0639\u0644\u0649 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0625\u0635\u0644\u0627\u062d \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u0631\u0643\u0628\u0629 \u0644\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0648\u0627\u0644\u0631\u0627\u0641\u0639\u0627\u062a \u0627\u0644\u0628\u062d\u0631\u064a\u0629. \u0648\u064a\u064f\u0639\u062a\u0628\u0631 \u0647\u0630\u0627 \u0627\u0644\u0645\u0639\u064a\u0627\u0631 \u0630\u0627 \u0623\u0647\u0645\u064a\u0629 \u062e\u0627\u0635\u0629 \u0644\u0645\u0634\u0627\u0631\u064a\u0639 \u0627\u0644\u0628\u062d\u0631 \u0627\u0644\u0634\u0645\u0627\u0644\u064a \u0648\u0627\u0644\u0645\u0634\u0627\u0631\u064a\u0639 \u0627\u0644\u0646\u0631\u0648\u064a\u062c\u064a\u0629 \u0648\u0627\u0644\u0645\u0634\u0627\u0631\u064a\u0639 \u0627\u0644\u0628\u062d\u0631\u064a\u0629 \u0627\u0644\u0639\u0627\u0644\u0645\u064a\u0629.<\/p>\n\n\n\n<p><strong>\u0627\u0644\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0644\u0640 DNV \u0648\u0627\u0645\u062a\u062b\u0627\u0644\u0646\u0627 \u0644\u0647\u0627:<\/strong><\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><em>\u201c\u064a\u062c\u0628 \u0623\u0646 \u062a\u062b\u0628\u062a \u0623\u0646\u0638\u0645\u0629 \u0625\u0635\u0644\u0627\u062d \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0635\u0627\u0639\u062f\u0629 \u0627\u0644\u062f\u064a\u0646\u0627\u0645\u064a\u0643\u064a\u0629 \u0645\u0642\u0627\u0648\u0645\u062a\u0647\u0627 \u0644\u0644\u062a\u0639\u0628 \u062d\u062a\u0649 10^7 \u062f\u0648\u0631\u0629 \u062a\u062d\u062a \u0623\u062d\u0645\u0627\u0644 \u0645\u0631\u0643\u0628\u0629 \u062a\u0645\u062b\u064a\u0644\u064a\u0629.\u201d<\/em>&nbsp;\u2014 DNV-ST-N002\u060c \u0627\u0644\u0642\u0633\u0645 6.4.3<\/p>\n<\/blockquote>\n\n\n\n<p>\u064a\u0633\u062a\u0648\u0641\u064a \u0627\u062e\u062a\u0628\u0627\u0631\u0646\u0627 \u0627\u0644\u0630\u064a \u0634\u0645\u0644 10,000,000 \u062f\u0648\u0631\u0629 \u0647\u0630\u0627 \u0627\u0644\u0645\u0637\u0644\u0628 \u0628\u0634\u0643\u0644 \u0645\u0628\u0627\u0634\u0631 \u0645\u0639 \u0647\u0627\u0645\u0634 \u0623\u0645\u0627\u0646 \u064a\u0628\u0644\u063a 10 \u0623\u0636\u0639\u0627\u0641 (\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649 \u0627\u0644\u0645\u0637\u0644\u0648\u0628 \u0647\u0648 10^7 = 10,000,000\u061b \u0648\u0642\u062f \u062d\u0642\u0642\u0646\u0627 \u0647\u0630\u0627 \u0627\u0644\u0631\u0642\u0645 \u0628\u0627\u0644\u0636\u0628\u0637 \u062f\u0648\u0646 \u062d\u062f\u0648\u062b \u0623\u064a \u0639\u0637\u0644).<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><em>\u201c\u064a\u062c\u0628 \u0623\u0644\u0627 \u062a\u0642\u0644 \u0642\u0648\u0629 \u0627\u0644\u0627\u0644\u062a\u0635\u0627\u0642 \u0628\u0639\u062f \u0627\u0644\u062a\u0639\u0631\u0636 \u0644\u0645\u064a\u0627\u0647 \u0627\u0644\u0628\u062d\u0631 \u0639\u0646 70% \u0645\u0646 \u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0623\u0648\u0644\u064a\u0629 \u0641\u064a \u0627\u0644\u062d\u0627\u0644\u0629 \u0627\u0644\u062c\u0627\u0641\u0629.\u201d<\/em>&nbsp;\u2014 DNV-ST-N002\u060c \u0627\u0644\u0642\u0633\u0645 6.5.2<\/p>\n<\/blockquote>\n\n\n\n<p>\u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0627\u062d\u062a\u0641\u0627\u0638 \u0628\u0642\u0648\u0629 \u0627\u0644\u0627\u0644\u062a\u0635\u0627\u0642 \u0628\u0639\u062f 180 \u064a\u0648\u0645\u064b\u0627 \u0641\u064a \u0645\u064a\u0627\u0647 \u0627\u0644\u0628\u062d\u0631 + 10 \u0645\u0644\u0627\u064a\u064a\u0646 \u062f\u0648\u0631\u0629: 97% (\u0623\u0639\u0644\u0649 \u0628\u0643\u062b\u064a\u0631 \u0645\u0646 \u0627\u0644\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0628\u0627\u0644\u063a\u0629 70%).<\/p>\n\n\n\n<p><strong>\u0644\u0645\u0627\u0630\u0627 \u062a\u0639\u062f \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0645\u062a\u0639\u062f\u062f\u0629 \u0623\u0645\u0631\u0627\u064b \u0645\u0647\u0645\u0627\u064b \u0644\u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u0634\u0631\u0627\u0621 \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0643:<\/strong>&nbsp;\u062a\u062d\u062f\u062f \u0627\u0644\u0645\u0634\u0627\u0631\u064a\u0639 \u0627\u0644\u0645\u062e\u062a\u0644\u0641\u0629 \u0645\u0639\u0627\u064a\u064a\u0631 \u0645\u062e\u062a\u0644\u0641\u0629. \u0645\u0639\u064a\u0627\u0631 ASME B31.8 \u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u063a\u0627\u0632 \u0627\u0644\u0635\u0627\u0639\u062f\u0629 \u0641\u064a \u0627\u0644\u0648\u0644\u0627\u064a\u0627\u062a \u0627\u0644\u0645\u062a\u062d\u062f\u0629. \u0645\u0639\u064a\u0627\u0631 ISO 24817 \u0644\u0644\u0645\u0634\u0627\u0631\u064a\u0639 \u0627\u0644\u062f\u0648\u0644\u064a\u0629. \u0645\u0639\u064a\u0627\u0631 DNV-ST-N002 \u0644\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0627\u0644\u0645\u0646\u0634\u0622\u062a \u0627\u0644\u0628\u062d\u0631\u064a\u0629. \u0648\u064a\u0648\u0641\u0631 \u0646\u0638\u0627\u0645 \u0627\u0644\u0625\u0635\u0644\u0627\u062d \u0627\u0644\u0630\u064a \u062a\u0645 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0645\u0637\u0627\u0628\u0642\u062a\u0647 \u0644\u0647\u0630\u0647 \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u062b\u0644\u0627\u062b\u0629 \u0623\u0642\u0635\u0649 \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u0645\u0631\u0648\u0646\u0629.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-material-comparison-carbon-fiber-vs-glass-fiber-for-dynamic-load-risers\">\u0645\u0642\u0627\u0631\u0646\u0629 \u0627\u0644\u0645\u0648\u0627\u062f: \u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0643\u0631\u0628\u0648\u0646 \u0645\u0642\u0627\u0628\u0644 \u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0632\u062c\u0627\u062c \u0641\u064a \u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0631\u0641\u0639 \u0627\u0644\u0645\u0639\u0631\u0636\u0629 \u0644\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u062f\u064a\u0646\u0627\u0645\u064a\u0643\u064a\u0629<\/h2>\n\n\n\n<p>\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0635\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u062d\u0631\u064a\u0629 \u0627\u0644\u0645\u0639\u0631\u0636\u0629 \u0644\u062a\u0623\u062b\u064a\u0631\u0627\u062a \u0627\u0644\u0623\u0645\u0648\u0627\u062c \u0627\u0644\u0634\u062f\u064a\u062f\u0629 \u0645\u0639 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062f\u0648\u0631\u064a\u060c \u062a\u062a\u0641\u0648\u0642 \u0623\u0644\u064a\u0627\u0641 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\u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a<\/th><th>\u0627\u0644\u0645\u064a\u0632\u0629<\/th><\/tr><\/thead><tbody><tr><td>\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0634\u062f<\/td><td>230 \u062c\u064a\u062c\u0627 \u0628\u0627\u0633\u0643\u0627\u0644<\/td><td>72 \u062c\u064a\u062c\u0627 \u0628\u0627\u0633\u0643\u0627\u0644<\/td><td>\u0627\u0644\u0643\u0631\u0628\u0648\u0646 (\u0623\u0643\u062b\u0631 \u0635\u0644\u0627\u0628\u0629 \u0628\u0645\u0642\u062f\u0627\u0631 3.2 \u0623\u0636\u0639\u0627\u0641)<\/td><\/tr><tr><td>\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0634\u062f \u0627\u0644\u0642\u0635\u0648\u0649<\/td><td>3,500 \u0645\u064a\u062c\u0627 \u0628\u0627\u0633\u0643\u0627\u0644<\/td><td>2,400 \u0645\u064a\u062c\u0627 \u0628\u0627\u0633\u0643\u0627\u0644<\/td><td>\u0627\u0644\u0643\u0631\u0628\u0648\u0646 (+46%)<\/td><\/tr><tr><td>\u0627\u0644\u0627\u0633\u062a\u0637\u0627\u0644\u0629 \u0627\u0644\u0642\u0635\u0648\u0649<\/td><td>1.2%<\/td><td>2.5%<\/td><td>\u0627\u0644\u0632\u062c\u0627\u062c (\u0623\u0643\u062b\u0631 \u0645\u0631\u0648\u0646\u0629)<\/td><\/tr><tr><td>\u0639\u0645\u0631 \u0627\u0644\u062a\u0639\u0628 \u0641\u064a \u0645\u0627\u062f\u0629 80% SMYS (\u062a\u0623\u062b\u064a\u0631 \u0627\u0644\u0645\u0648\u062c\u0629 \u0648\u0627\u0644\u0636\u063a\u0637 \u0645\u0639\u064b\u0627)<\/td><td>&gt;10,000,000 \u062f\u0648\u0631\u0629<\/td><td>350,000 - 620,000 \u062f\u0648\u0631\u0629<\/td><td>\u0627\u0644\u0643\u0631\u0628\u0648\u0646 (\u0623\u0637\u0648\u0644 \u0628\u0645\u0642\u062f\u0627\u0631 16-28 \u0636\u0639\u0641\u064b\u0627)<\/td><\/tr><tr><td>\u0627\u0645\u062a\u0635\u0627\u0635 \u0645\u064a\u0627\u0647 \u0627\u0644\u0628\u062d\u0631 (6 \u0623\u0634\u0647\u0631\u060c 15 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629)<\/td><td>0.2% \u0632\u064a\u0627\u062f\u0629 \u0641\u064a \u0627\u0644\u0648\u0632\u0646<\/td><td>0.6% \u0632\u064a\u0627\u062f\u0629 \u0641\u064a \u0627\u0644\u0648\u0632\u0646<\/td><td>\u0627\u0644\u0643\u0631\u0628\u0648\u0646 (\u0623\u0642\u0644 \u0628\u062b\u0644\u0627\u062b\u0629 \u0623\u0636\u0639\u0627\u0641)<\/td><\/tr><tr><td>\u0627\u0644\u062a\u0643\u0644\u0641\u0629 \u0644\u0644\u0645\u062a\u0631 \u0627\u0644\u0645\u0631\u0628\u0639 (\u0646\u0633\u064a\u062c 300 \u063a\/\u0645\u00b2)<\/td><td>$85-120<\/td><td>$18-25<\/td><td>\u0627\u0644\u0632\u062c\u0627\u062c (\u0623\u0631\u062e\u0635 \u0628\u0640 4-5 \u0623\u0636\u0639\u0627\u0641)<\/td><\/tr><tr><td>\u0635\u0639\u0648\u0628\u0629 \u0627\u0644\u062a\u0637\u0628\u064a\u0642 (\u062a\u062d\u062a \u0627\u0644\u0645\u0627\u0621)<\/td><td>\u0645\u062a\u0648\u0633\u0637 (\u0643\u0644\u0645\u0627 \u0632\u0627\u062f\u062a \u0635\u0644\u0627\u0628\u0629 \u0627\u0644\u0642\u0645\u0627\u0634\u060c \u0632\u0627\u062f\u062a \u0643\u0645\u064a\u0629 \u0627\u0644\u0631\u0627\u062a\u0646\u062c \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629)<\/td><td>\u0645\u0646\u062e\u0641\u0636 (\u0645\u0631\u064a\u062d \u0644\u0644\u063a\u0627\u064a\u0629)<\/td><td>\u0627\u0644\u0632\u062c\u0627\u062c (\u0623\u0633\u0647\u0644)<\/td><\/tr><tr><td>\u0639\u0644\u0627\u062c \u0627\u0644\u062d\u0633\u0627\u0633\u064a\u0629 \u062a\u062c\u0627\u0647 \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629<\/td><td>\u0645\u0646\u062e\u0641\u0636\u0629 (\u062a\u064f\u0639\u0627\u0644\u062c \u0641\u064a \u062f\u0631\u062c\u0627\u062a \u062d\u0631\u0627\u0631\u0629 \u062a\u062a\u0631\u0627\u0648\u062d \u0628\u064a\u0646 3 \u064830 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629)<\/td><td>\u0645\u0646\u062e\u0641\u0636\u0629 (\u062a\u064f\u0639\u0627\u0644\u062c \u0641\u064a \u062f\u0631\u062c\u0627\u062a \u062d\u0631\u0627\u0631\u0629 \u062a\u062a\u0631\u0627\u0648\u062d \u0628\u064a\u0646 5 \u064830 \u062f\u0631\u062c\u0629 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\u0639\u0627\u0645\u064b\u0627<\/td><td>5-10 \u0633\u0646\u0648\u0627\u062a (\u0645\u0639 \u0625\u062c\u0631\u0627\u0621 \u0641\u062d\u0635 \u0633\u0646\u0648\u064a)<\/td><td>\u0627\u0644\u0643\u0631\u0628\u0648\u0646<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>\u0644\u0645\u0627\u0630\u0627 \u062a\u064f\u0639\u062f \u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0643\u0631\u0628\u0648\u0646 \u0647\u064a \u0627\u0644\u062e\u064a\u0627\u0631 \u0627\u0644\u0623\u0645\u062b\u0644 \u0641\u064a \u0638\u0644 \u062d\u0631\u0643\u0629 \u0627\u0644\u0623\u0645\u0648\u0627\u062c \u0627\u0644\u0634\u062f\u064a\u062f\u0629 (\u0634\u0631\u062d \u0647\u0646\u062f\u0633\u064a):<\/strong>&nbsp;\u0625\u0646 \u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0645\u0631\u0648\u0646\u0629 \u0627\u0644\u0623\u0639\u0644\u0649 \u0644\u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0643\u0631\u0628\u0648\u0646 (230 \u062c\u064a\u062c\u0627 \u0628\u0627\u0633\u0643\u0627\u0644 \u0645\u0642\u0627\u0628\u0644 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\u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644.<\/p>\n\n\n\n<p><strong>\u0645\u062a\u0649 \u064a\u0643\u0648\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0643\u0631\u0628\u0648\u0646 \u0625\u0644\u0632\u0627\u0645\u064a\u0627\u064b:<\/strong>&nbsp;\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0635\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u062d\u0631\u064a\u0629 \u0641\u064a \u0627\u0644\u0645\u064a\u0627\u0647 \u0627\u0644\u0645\u0641\u062a\u0648\u062d\u0629 (\u0627\u0631\u062a\u0641\u0627\u0639 \u0627\u0644\u0623\u0645\u0648\u0627\u062c &gt;1.0 \u0645)\u060c \u0623\u0648 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0635\u0627\u0639\u062f\u0629 \u0627\u0644\u062a\u064a \u062a\u062a\u0639\u0631\u0636 \u0644\u062f\u0648\u0631\u0627\u062a \u0636\u063a\u0637 \u064a\u0648\u0645\u064a\u0629 (\u0627\u0644\u0636\u0648\u0627\u063a\u0637\u060c 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id=\"h-pre-application-assessment-2-4-hours\">\u0627\u0644\u062a\u0642\u064a\u064a\u0645 \u0627\u0644\u0645\u0633\u0628\u0642 \u0644\u0637\u0644\u0628 \u0627\u0644\u0627\u0644\u062a\u062d\u0627\u0642 (2-4 \u0633\u0627\u0639\u0627\u062a)<\/h3>\n\n\n\n<p>\u0642\u0628\u0644 \u0623\u0646 \u062a\u0644\u0627\u0645\u0633 \u0623\u064a \u0645\u0627\u062f\u0629 \u0645\u0631\u0643\u0628\u0629 \u0627\u0644\u0645\u0627\u0621\u060c \u064a\u0642\u0648\u0645 \u0627\u0644\u063a\u0648\u0627\u0635\u0648\u0646 \u0648\u0627\u0644\u0645\u0647\u0646\u062f\u0633\u0648\u0646 \u0639\u0644\u0649 \u0633\u0637\u062d \u0627\u0644\u0633\u0641\u064a\u0646\u0629 \u0628\u0645\u0627 \u064a\u0644\u064a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0631\u0633\u0645 \u062e\u0631\u064a\u0637\u0629 \u0627\u0644\u0633\u0645\u0627\u0643\u0629 \u0628\u0627\u0644\u0645\u0648\u062c\u0627\u062a \u0641\u0648\u0642 \u0627\u0644\u0635\u0648\u062a\u064a\u0629 \u0644\u0644\u0645\u0646\u0637\u0642\u0629 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\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0633\u0637\u062d \u0639\u0646\u062f \u0639\u0645\u0642 \u0627\u0644\u0625\u0635\u0644\u0627\u062d (5 \u062f\u0631\u062c\u0627\u062a \u0645\u0626\u0648\u064a\u0629 \u0643\u062d\u062f \u0623\u062f\u0646\u0649 \u0644\u0644\u062a\u0635\u0644\u0628 \u0627\u0644\u0642\u064a\u0627\u0633\u064a \u0644\u0644\u0625\u064a\u0628\u0648\u0643\u0633\u064a\u061b \u0628\u064a\u0646\u0645\u0627 \u064a\u062a\u0635\u0644\u0628 \u0627\u0644\u0625\u064a\u0628\u0648\u0643\u0633\u064a \u0627\u0644\u062e\u0627\u0635 \u0628\u0646\u0627 \u0639\u0646\u062f 3 \u062f\u0631\u062c\u0627\u062a \u0645\u0626\u0648\u064a\u0629 \u0645\u0639 \u0645\u0646\u062d\u0646\u0649 \u062a\u0635\u0627\u0639\u062f\u064a \u0645\u0645\u062a\u062f)<\/li>\n\n\n\n<li>\u062a\u0648\u062b\u064a\u0642 \u0628\u0627\u0644\u0641\u064a\u062f\u064a\u0648 \u0644\u0644\u0645\u0646\u0637\u0642\u0629 \u0627\u0644\u0645\u062a\u0636\u0631\u0631\u0629 \u0628\u0623\u0643\u0645\u0644\u0647\u0627 (\u0645\u0637\u0644\u0648\u0628 \u0644\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0645\u0639\u064a\u0627\u0631 ISO 24817)<\/li>\n<\/ul>\n\n\n\n<p><strong>\u0627\u0644\u062d\u062f\u0648\u062f \u0627\u0644\u062d\u0627\u0633\u0645\u0629 \u0644\u0642\u0628\u0648\u0644 \u0627\u0644\u0645\u0634\u0631\u0648\u0639 \u0623\u0648 \u0631\u0641\u0636\u0647:<\/strong>&nbsp;\u0625\u0630\u0627 \u062a\u062c\u0627\u0648\u0632 \u0627\u0631\u062a\u0641\u0627\u0639 \u0627\u0644\u0645\u0648\u062c\u0629 \u0627\u0644\u0643\u0628\u064a\u0631 1.2 \u0645\u062a\u0631 (Hs=1.2 \u0645) \u0623\u0648 \u062a\u062c\u0627\u0648\u0632\u062a \u0633\u0631\u0639\u0629 \u0627\u0644\u062a\u064a\u0627\u0631 0.8 \u0645\/\u062b \u0641\u064a \u0639\u0645\u0642 \u0627\u0644\u0625\u0635\u0644\u0627\u062d\u060c \u0641\u064a\u062c\u0628 \u062a\u0623\u062c\u064a\u0644 \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u0646\u0634\u0631. \u0641\u0625\u062c\u0631\u0627\u0621 \u0627\u0644\u0639\u0645\u0644\u064a\u0629 \u0641\u064a \u0638\u0644 \u0638\u0631\u0648\u0641 \u0623\u0643\u062b\u0631 \u0642\u0633\u0648\u0629 \u064a\u0646\u0637\u0648\u064a \u0639\u0644\u0649 \u0645\u062e\u0627\u0637\u0631 \u0639\u062f\u0645 \u0627\u0643\u062a\u0645\u0627\u0644 \u062a\u0634\u0628\u0639 \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0628\u0627\u0644\u0633\u0627\u0626\u0644\u060c \u0623\u0648 \u0627\u062d\u062a\u0628\u0627\u0633 \u0627\u0644\u0647\u0648\u0627\u0621\u060c \u0623\u0648 \u0648\u0642\u0648\u0639 \u062d\u0648\u0627\u062f\u062b \u062a\u0647\u062f\u062f \u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u063a\u0648\u0627\u0635\u064a\u0646.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-surface-preparation-4-6-hours-per-1-m-repair-length\">\u062a\u062d\u0636\u064a\u0631 \u0627\u0644\u0633\u0637\u062d (4-6 \u0633\u0627\u0639\u0627\u062a \u0644\u0643\u0644 \u0645\u062a\u0631 \u0645\u0646 \u0637\u0648\u0644 \u0627\u0644\u0645\u0646\u0637\u0642\u0629 \u0627\u0644\u0645\u0631\u0627\u062f \u0625\u0635\u0644\u0627\u062d\u0647\u0627)<\/h3>\n\n\n\n<p>\u062a\u0639\u062a\u0645\u062f \u0641\u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0639\u0632\u0644 \u0636\u062f \u0627\u0644\u062a\u0622\u0643\u0644 \u0639\u0644\u0649 \u062c\u0648\u062f\u0629 \u062a\u062d\u0636\u064a\u0631 \u0627\u0644\u0633\u0637\u062d. \u0648\u0647\u0630\u0627 \u0627\u0644\u0623\u0645\u0631 \u0644\u064a\u0633 \u0627\u062e\u062a\u064a\u0627\u0631\u064a\u064b\u0651\u0627.<\/p>\n\n\n\n<p><strong>\u0627\u0644\u062e\u0637\u0648\u0629 1:<\/strong>&nbsp;\u0625\u0632\u0627\u0644\u0629 \u0627\u0644\u0635\u062f\u0623 \u0627\u0644\u0645\u062a\u0633\u0627\u0642\u0637\u060c \u0648\u0627\u0644\u0646\u0645\u0648 \u0627\u0644\u0628\u062d\u0631\u064a\u060c \u0648\u0627\u0644\u0637\u0644\u0627\u0621\u0627\u062a \u0627\u0644\u0645\u0648\u062c\u0648\u062f\u0629 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062a\u0642\u0646\u064a\u0629 \u0627\u0644\u0646\u0641\u0627\u062b \u0627\u0644\u0645\u0627\u0626\u064a \u0641\u0627\u0626\u0642 \u0627\u0644\u0636\u063a\u0637 (\u0636\u063a\u0637 \u062a\u0634\u063a\u064a\u0644 \u064a\u0628\u0644\u063a 2,500 \u0628\u0627\u0631\u060c \u0648\u0645\u0639\u062f\u0644 \u062a\u062f\u0641\u0642 \u064a\u0628\u0644\u063a 15 \u0644\u062a\u0631\u064b\u0627 \u0641\u064a \u0627\u0644\u062f\u0642\u064a\u0642\u0629). \u064a\u062c\u0628 \u0623\u0646 \u062a\u0643\u0648\u0646 \u062f\u0631\u062c\u0629 \u0646\u0638\u0627\u0641\u0629 \u0627\u0644\u0633\u0637\u062d \u0627\u0644\u0645\u0633\u062a\u0647\u062f\u0641\u0629 \u0645\u0639\u0627\u062f\u0644\u0629 \u0644\u0645\u0639\u064a\u0627\u0631 NACE \u0631\u0642\u0645 5\/SSPC-SP 5 (\u0627\u0644\u0645\u0639\u062f\u0646 \u0627\u0644\u0623\u0628\u064a\u0636). \u0639\u0644\u0649 \u0627\u0644\u0623\u0642\u0644 \u062b\u0644\u0627\u062b \u0639\u0645\u0644\u064a\u0627\u062a.<\/p>\n\n\n\n<p><strong>\u0627\u0644\u062e\u0637\u0648\u0629 2:<\/strong>&nbsp;\u064a\u062c\u0628 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u0633\u0641\u0639 \u0627\u0644\u0643\u0627\u0634\u0637\u0629 (\u0628\u0648\u0633\u0627\u0626\u0637 \u0627\u0644\u0639\u0642\u064a\u0642\u060c \u0641\u0648\u0647\u0629 6-8 \u0645\u0645\u060c 100 \u0631\u0637\u0644 \u0644\u0643\u0644 \u0628\u0648\u0635\u0629 \u0645\u0631\u0628\u0639\u0629) \u0644\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0645\u0638\u0647\u0631 \u0633\u0637\u062d\u064a \u064a\u062a\u0631\u0627\u0648\u062d \u0628\u064a\u0646 75 \u0648100 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631. \u0648\u064a\u062c\u0628 \u0623\u0646 \u062a\u0638\u0644 \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0633\u0637\u062d \u0623\u0639\u0644\u0649 \u0645\u0646 \u0646\u0642\u0637\u0629 \u0627\u0644\u0646\u062f\u0649 \u0628\u0645\u0642\u062f\u0627\u0631 +3 \u062f\u0631\u062c\u0627\u062a \u0645\u0626\u0648\u064a\u0629 \u0644\u0645\u0646\u0639 \u0627\u0644\u062a\u0644\u0648\u062b \u0627\u0644\u0646\u0627\u062a\u062c \u0639\u0646 \u0627\u0644\u062a\u0643\u062b\u0641.<\/p>\n\n\n\n<p><strong>\u0627\u0644\u062e\u0637\u0648\u0629 3:<\/strong>&nbsp;\u0627\u0634\u0637\u0641\u0647\u0627 \u0628\u0627\u0644\u0645\u0627\u0621 \u0627\u0644\u0639\u0630\u0628 (\u0635\u0627\u0644\u062d \u0644\u0644\u0634\u0631\u0628) \u0644\u0625\u0632\u0627\u0644\u0629 \u0627\u0644\u0623\u0645\u0644\u0627\u062d \u0627\u0644\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u0630\u0648\u0628\u0627\u0646. \u0627\u0641\u062d\u0635 \u0627\u0644\u0645\u0648\u0635\u0644\u064a\u0629 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0633\u0628\u0627\u0631 \u062a\u062d\u062a \u0627\u0644\u0645\u0627\u0621 \u2014 \u064a\u062c\u0628 \u0623\u0646 \u062a\u0643\u0648\u0646 \u0627\u0644\u0642\u0631\u0627\u0621\u0629 \u0623\u0642\u0644 \u0645\u0646 50 \u0645\u064a\u0643\u0631\u0648\u0633\u064a\u0645\u0646\u0633\/\u0633\u0645. \u0625\u0630\u0627 \u062a\u062c\u0627\u0648\u0632\u062a \u0627\u0644\u0642\u0631\u0627\u0621\u0629 100 \u0645\u064a\u0643\u0631\u0648\u0633\u064a\u0645\u0646\u0633\/\u0633\u0645\u060c \u0643\u0631\u0631 \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u0634\u0637\u0641.<\/p>\n\n\n\n<p><strong>\u0627\u0644\u062e\u0637\u0648\u0629 4:<\/strong>&nbsp;\u0642\u0645 \u0628\u062a\u0637\u0628\u064a\u0642 \u0645\u0639\u062c\u0648\u0646 \u0645\u0627\u0646\u0639 \u0644\u0644\u062a\u0622\u0643\u0644 (JSW FillCoat CI-7) \u0644\u0645\u0644\u0621 \u0627\u0644\u062d\u0641\u0631 \u0627\u0644\u062a\u064a \u064a\u062a\u062c\u0627\u0648\u0632 \u0639\u0645\u0642\u0647\u0627 3 \u0645\u0645. \u0642\u0645 \u0628\u062a\u0633\u0648\u064a\u0629 \u0627\u0644\u0633\u0637\u062d \u0628\u0627\u0644\u0645\u0627\u0644\u062c\u060c \u0648\u0627\u062a\u0631\u0643\u0647 \u0644\u0645\u062f\u0629 30 \u062f\u0642\u064a\u0642\u0629 \u0639\u0644\u0649 \u0627\u0644\u0623\u0642\u0644 \u062d\u062a\u0649 \u064a\u062a\u0635\u0644\u0628 \u0642\u0628\u0644 \u0648\u0636\u0639 \u0637\u0628\u0642\u0627\u062a \u0627\u0644\u0645\u0631\u0643\u0628.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-composite-layup-sequence-3-5-hours-per-linear-meter-for-24-inch-riser\">\u062a\u0633\u0644\u0633\u0644 \u0648\u0636\u0639 \u0637\u0628\u0642\u0627\u062a \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u0631\u0643\u0628\u0629 (3-5 \u0633\u0627\u0639\u0627\u062a \u0644\u0643\u0644 \u0645\u062a\u0631 \u0637\u0648\u0644\u064a \u0644\u0631\u0627\u0641\u0639\u0629 \u0637\u0648\u0644\u0647\u0627 24 \u0628\u0648\u0635\u0629)<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u0637\u0628\u0642\u0629<\/th><th>\u0627\u0644\u0645\u0648\u0627\u062f<\/th><th>\u0627\u0644\u062a\u0648\u062c\u064a\u0647<\/th><th>\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062a\u0631\u0637\u064a\u0628<\/th><th>\u0645\u062f\u0629 \u0627\u0644\u062c\u0641\u0627\u0641 \u0642\u0628\u0644 \u0648\u0636\u0639 \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u062a\u0627\u0644\u064a\u0629<\/th><\/tr><\/thead><tbody><tr><td>1<\/td><td>\u0637\u0628\u0642\u0629 \u0623\u0648\u0644\u064a\u0629 \u0625\u064a\u0628\u0648\u0643\u0633\u064a\u0629 \u0633\u0645\u064a\u0643\u0629 (JSW BondPrime UW)<\/td><td>\u064a\u064f\u0637\u0628\u0642 \u0628\u0627\u0644\u0641\u0631\u0634\u0627\u0629<\/td><td>\u0633\u0645\u0627\u0643\u0629 \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0631\u0637\u0628\u0629: 0.5-0.7 \u0645\u0644\u0645<\/td><td>30 \u062f\u0642\u064a\u0642\u0629 \u0639\u0646\u062f \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 10 \u062f\u0631\u062c\u0627\u062a \u0645\u0626\u0648\u064a\u0629<\/td><\/tr><tr><td>2<\/td><td>\u0646\u0633\u064a\u062c \u0645\u0646 \u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0643\u0631\u0628\u0648\u0646 (300 \u063a\/\u0645\u00b2\u060c \u0639\u0627\u0644\u064a \u0627\u0644\u0645\u0631\u0648\u0646\u0629)<\/td><td>\u0645\u062d\u064a\u0637\u064a (0\u00b0 \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0645\u062d\u0648\u0631 \u0627\u0644\u0631\u0627\u0641\u0639\u0629)<\/td><td>45-55% \u0646\u0633\u0628\u0629 \u0645\u062d\u062a\u0648\u0649 \u0627\u0644\u0631\u0627\u062a\u0646\u062c \u0628\u0627\u0644\u0648\u0632\u0646<\/td><td>45 \u062f\u0642\u064a\u0642\u0629<\/td><\/tr><tr><td>3<\/td><td>\u0646\u0633\u064a\u062c \u0645\u0646 \u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0643\u0631\u0628\u0648\u0646 (300 \u063a\/\u0645\u00b2)<\/td><td>\u062d\u0644\u0632\u0648\u0646\u064a (\u00b145\u00b0)<\/td><td>\u0645\u062d\u062a\u0648\u0649 \u0627\u0644\u0631\u0627\u062a\u0646\u062c 45-55%<\/td><td>45 \u062f\u0642\u064a\u0642\u0629<\/td><\/tr><tr><td>4<\/td><td>\u0646\u0633\u064a\u062c \u0645\u0646 \u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0643\u0631\u0628\u0648\u0646 (300 \u063a\/\u0645\u00b2)<\/td><td>\u0645\u062d\u064a\u0637\u064a (0\u00b0)<\/td><td>\u0645\u062d\u062a\u0648\u0649 \u0627\u0644\u0631\u0627\u062a\u0646\u062c 45-55%<\/td><td>45 \u062f\u0642\u064a\u0642\u0629<\/td><\/tr><tr><td>5<\/td><td>\u0637\u0628\u0642\u0629 \u0648\u0627\u0642\u064a\u0629 \u0645\u0646 \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0632\u062c\u0627\u062c\u064a\u0629 (200 \u063a\/\u0645\u00b2)<\/td><td>\u0645\u062d\u064a\u0637\u064a (0\u00b0) \u2013 \u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u062a\u0622\u0643\u0644<\/td><td>\u0645\u062d\u062a\u0648\u0649 \u0627\u0644\u0631\u0627\u062a\u0646\u062c 50-60%<\/td><td>60 \u062f\u0642\u064a\u0642\u0629<\/td><\/tr><tr><td>6<\/td><td>\u0637\u0628\u0642\u0629 \u0637\u0644\u0627\u0621 \u0646\u0647\u0627\u0626\u064a\u0629 \u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u0623\u0634\u0639\u0629 \u0641\u0648\u0642 \u0627\u0644\u0628\u0646\u0641\u0633\u062c\u064a\u0629 (JSW TopShield UV)<\/td><td>\u064a\u064f\u0637\u0628\u0642 \u0628\u0627\u0644\u0641\u0631\u0634\u0627\u0629<\/td><td>\u0637\u0628\u0642\u0629 \u062c\u0627\u0641\u0629 \u0628\u0633\u0645\u0627\u0643\u0629 0.3-0.5 \u0645\u0644\u0645<\/td><td>\u063a\u064a\u0631 \u0645\u062a\u0648\u0641\u0631 (\u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>\u0627\u0644\u0633\u0645\u0627\u0643\u0629 \u0627\u0644\u062a\u0635\u0645\u064a\u0645\u064a\u0629 \u0627\u0644\u0625\u062c\u0645\u0627\u0644\u064a\u0629 \u0644\u0644\u0631\u0627\u0641\u0639\u0629 \u0645\u0642\u0627\u0633 24 \u0628\u0648\u0635\u0629 \u0645\u0646 \u0646\u0648\u0639 80% SMYS:<\/strong>&nbsp;6-8 \u0645\u0644\u0645 \u0645\u0646 \u0627\u0644\u0645\u0627\u062f\u0629 \u0627\u0644\u0645\u0631\u0643\u0628\u0629 + 0.5 \u0645\u0644\u0645 \u0645\u0646 \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u062a\u0645\u0647\u064a\u062f\u064a\u0629 + 0.4 \u0645\u0644\u0645 \u0645\u0646 \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629 = 7-9 \u0645\u0644\u0645 \u0625\u062c\u0645\u0627\u0644\u0627\u064b.<\/p>\n\n\n\n<p><strong>\u0645\u0644\u0627\u062d\u0638\u0627\u062a \u0647\u0627\u0645\u0629 \u0628\u0634\u0623\u0646 \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u064a\u062c\u0628 \u0644\u0641 \u0643\u0644 \u0637\u0628\u0642\u0629 \u0645\u0646 \u0627\u0644\u0642\u0645\u0627\u0634 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0623\u0633\u0637\u0648\u0627\u0646\u0629 \u0623\u0644\u0648\u0645\u0646\u064a\u0648\u0645 \u0645\u062e\u062f\u062f\u0629 \u0644\u0625\u0632\u0627\u0644\u0629 \u0627\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u0645\u062d\u0628\u0648\u0633 \u0641\u064a\u0647\u0627<\/li>\n\n\n\n<li>\u0627\u0644\u062a\u062f\u0627\u062e\u0644\u0627\u062a: 50 \u0645\u0645 \u0639\u0644\u0649 \u0627\u0644\u0623\u0642\u0644 \u0639\u0646\u062f \u0623\u0637\u0631\u0627\u0641 \u0627\u0644\u0642\u0645\u0627\u0634\u060c \u0645\u0639 \u062a\u0628\u0627\u0639\u062f \u0628\u064a\u0646 \u0627\u0644\u0637\u0628\u0642\u0627\u062a \u0628\u0632\u0627\u0648\u064a\u0629 90 \u062f\u0631\u062c\u0629<\/li>\n\n\n\n<li>\u062e\u0644\u0637 \u0627\u0644\u0631\u0627\u062a\u0646\u062c: \u062f\u0642\u064a\u0642\u062a\u0627\u0646 \u0639\u0646\u062f 500 \u062f\u0648\u0631\u0629 \u0641\u064a \u0627\u0644\u062f\u0642\u064a\u0642\u0629 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062e\u0644\u0627\u0637 \u0645\u062b\u0642\u0627\u0628 \u0642\u0627\u0628\u0644 \u0644\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062a\u062d\u062a \u0627\u0644\u0645\u0627\u0621<\/li>\n\n\n\n<li>\u0645\u062f\u0629 \u0627\u0644\u0635\u0644\u0627\u062d\u064a\u0629 \u0639\u0646\u062f 10 \u062f\u0631\u062c\u0627\u062a \u0645\u0626\u0648\u064a\u0629: 45 \u062f\u0642\u064a\u0642\u0629 (\u064a\u062c\u0628 \u0627\u0644\u062a\u062e\u0644\u0635 \u0645\u0646 \u0623\u064a \u0631\u0627\u062a\u0646\u062c \u0644\u0645 \u064a\u062a\u0641\u0627\u0639\u0644 \u0628\u0639\u062f \u0627\u0646\u0642\u0636\u0627\u0621 \u0647\u0630\u0647 \u0627\u0644\u0645\u062f\u0629)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-cure-monitoring-and-post-application-validation\">\u0645\u0631\u0627\u0642\u0628\u0629 \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0648\u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0635\u062d\u0629 \u0627\u0644\u0646\u062a\u0627\u0626\u062c \u0628\u0639\u062f \u0627\u0644\u062a\u0637\u0628\u064a\u0642<\/h3>\n\n\n\n<p>\u064a\u062a\u0637\u0644\u0628 \u0627\u0644\u062a\u0635\u0644\u0628 \u062a\u062d\u062a \u0627\u0644\u0645\u0627\u0621 \u062a\u0639\u0648\u064a\u0636\u064b\u0627 \u0639\u0646 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0648\u0627\u0644\u062a\u062d\u0642\u0642 \u0641\u064a \u0627\u0644\u0648\u0642\u062a \u0627\u0644\u0641\u0639\u0644\u064a. \u0648\u064a\u0633\u062a\u062e\u062f\u0645 \u0646\u0638\u0627\u0645\u0646\u0627 \u0645\u0633\u062a\u0634\u0639\u0631\u0627\u062a \u0623\u0644\u064a\u0627\u0641 \u0628\u0635\u0631\u064a\u0629 \u0645\u062f\u0645\u062c\u0629 (FBG) \u0645\u0648\u0636\u0648\u0639\u0629 \u0639\u0646\u062f \u0646\u0642\u0637\u0629 \u0627\u0644\u062a\u0644\u0627\u0645\u0633 \u0628\u064a\u0646 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0648\u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u0631\u0643\u0628\u0629 \u0648\u0628\u064a\u0646 \u0627\u0644\u0637\u0628\u0642\u062a\u064a\u0646 2 \u06484.<\/p>\n\n\n\n<p><strong>\u062c\u062f\u0648\u0644 \u0623\u0648\u0642\u0627\u062a \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 (\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0645\u064a\u0627\u0647 \u0627\u0644\u0628\u062d\u0631\u060c JSW MarineEpox UWC-3):<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629<\/th><th>\u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0628\u0627\u0644\u062a\u0635\u0644\u0628 (\u062f\u0648\u0646 \u0623\u064a \u062a\u062f\u062e\u0644)<\/th><th>\u0627\u0644\u062e\u0635\u0627\u0626\u0635 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0627\u0644\u0643\u0627\u0645\u0644\u0629<\/th><th>\u062c\u0627\u0647\u0632 \u0644\u0644\u0641\u062d\u0635 \u062a\u062d\u062a \u0627\u0644\u0645\u0627\u0621<\/th><\/tr><\/thead><tbody><tr><td>\u0645\u0646 15 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 \u0625\u0644\u0649 20 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629<\/td><td>12 \u0633\u0627\u0639\u0629<\/td><td>72 \u0633\u0627\u0639\u0629<\/td><td>24 \u0633\u0627\u0639\u0629 (\u0627\u0644\u062f\u0641\u0639 \u0628\u0627\u0644\u0639\u0645\u0644\u0629 \u0627\u0644\u0645\u0639\u062f\u0646\u064a\u0629 \u0641\u0642\u0637)<\/td><\/tr><tr><td>\u0645\u0646 10 \u062f\u0631\u062c\u0627\u062a \u0645\u0626\u0648\u064a\u0629 \u0625\u0644\u0649 15 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629<\/td><td>24 \u0633\u0627\u0639\u0629<\/td><td>120 \u0633\u0627\u0639\u0629 (5 \u0623\u064a\u0627\u0645)<\/td><td>48 \u0633\u0627\u0639\u0629<\/td><\/tr><tr><td>\u0645\u0646 5 \u062f\u0631\u062c\u0627\u062a \u0645\u0626\u0648\u064a\u0629 \u0625\u0644\u0649 10 \u062f\u0631\u062c\u0627\u062a \u0645\u0626\u0648\u064a\u0629<\/td><td>48 \u0633\u0627\u0639\u0629<\/td><td>168 \u0633\u0627\u0639\u0629 (7 \u0623\u064a\u0627\u0645)<\/td><td>96 \u0633\u0627\u0639\u0629 (\u064a\u0644\u0632\u0645 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0628\u0637\u0627\u0646\u064a\u0629 \u062a\u062f\u0641\u0626\u0629 \u0639\u0646\u062f \u0627\u0646\u062e\u0641\u0627\u0636 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0639\u0646 7 \u062f\u0631\u062c\u0627\u062a \u0645\u0626\u0648\u064a\u0629)<\/td><\/tr><tr><td>\u0645\u0646 3 \u062f\u0631\u062c\u0627\u062a \u0645\u0626\u0648\u064a\u0629 \u0625\u0644\u0649 5 \u062f\u0631\u062c\u0627\u062a \u0645\u0626\u0648\u064a\u0629<\/td><td>72 \u0633\u0627\u0639\u0629<\/td><td>240 \u0633\u0627\u0639\u0629 (10 \u0623\u064a\u0627\u0645)<\/td><td>120 \u0633\u0627\u0639\u0629 (\u064a\u0644\u0632\u0645 \u0627\u0631\u062a\u062f\u0627\u0621 \u0628\u062f\u0644\u0627\u062a \u063a\u0648\u0635 \u0645\u064f\u062f\u0641\u0623\u0629 + \u0628\u0637\u0627\u0646\u064a\u0627\u062a)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>\u062a\u0633\u0644\u0633\u0644 \u0627\u0644\u062a\u062d\u0642\u0642 \u0628\u0639\u062f \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u064a\u0642\u0648\u0645 \u0627\u0644\u063a\u0648\u0627\u0635 \u0628\u0625\u062c\u0631\u0627\u0621 \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0646\u0642\u0631 \u0628\u0627\u0644\u0639\u0645\u0644\u0629 \u0627\u0644\u0645\u0639\u062f\u0646\u064a\u0629 \u0639\u0644\u0649 \u0643\u0627\u0645\u0644 \u0627\u0644\u0645\u0646\u0637\u0642\u0629 \u0627\u0644\u062a\u064a \u062a\u0645 \u0625\u0635\u0644\u0627\u062d\u0647\u0627 (\u062a\u063a\u0637\u064a\u0629 100%\u060c \u0628\u0645\u0633\u0627\u0641\u0629 50 \u0645\u0644\u0645 \u0628\u064a\u0646 \u0627\u0644\u0646\u0642\u0631\u0627\u062a)<\/li>\n\n\n\n<li>Any dull or hollow sound indicates disbond\u2014mark location, reject repair, reapply<\/li>\n\n\n\n<li>Ultrasonic phased array scan of perimeter (first 100 mm from all edges) and 10% of center area<\/li>\n\n\n\n<li>Video documentation of complete repair with measurement scale visible<\/li>\n\n\n\n<li>Pressure test to 1.1x MAOP for 4 hours minimum (if riser can be isolated)<\/li>\n<\/ol>\n\n\n\n<p><strong>Acceptance criteria per ISO 24817:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>No detectable disbond >25 mm in any dimension<\/li>\n\n\n\n<li>Total disbonded area &lt;5% of repair area<\/li>\n\n\n\n<li>No visible cracking, blistering, or edge lifting<\/li>\n\n\n\n<li>Ultrasonic signal attenuation &lt;15 dB compared to calibration block<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-typical-use-cases-and-buyer-intent-scenarios-for-underwater-composite-repair\">Typical Use Cases and Buyer Intent Scenarios for Underwater Composite Repair<\/h2>\n\n\n\n<p>Engineers and asset managers search for composite repairs with different intent: some need technical data (informational), some need vendor comparison (commercial), and some are ready to issue purchase orders (transactional). Below are the four most common use cases matched to decision stage.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-emergency-riser-corrosion-mitigation-without-shutdown\">Emergency Riser Corrosion Mitigation Without Shutdown<\/h3>\n\n\n\n<p><strong>Scenario:<\/strong>&nbsp;During routine inspection, UT scanning reveals unexpected external corrosion on a live gas riser. Shutting down the platform costs $500,000-2,000,000 per day in lost production plus restart risks.<\/p>\n\n\n\n<p><strong>Why composite repair fits:<\/strong>&nbsp;Underwater composite systems require no hot work permit, no platform shutdown, and no riser draining. Application takes 1-3 days depending on damage extent. The riser remains in service at reduced pressure (typically 50-70% MAOP during application, returning to 100% MAOP after full cure).<\/p>\n\n\n\n<p><strong>Real example from our records:<\/strong>&nbsp;North Sea operator discovered 40% wall loss on a 20-inch gas riser during Q4 2024 inspection. Shutdown would have required 14 days for weld repair (estimated production loss $18 million). Carbon fiber composite repair completed in 68 hours underwater with divers. Riser returned to full MAOP after 5 days. Inspection at 12 months showed no change in repair condition.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-life-extension-of-aging-offshore-platforms\">Life Extension of Aging Offshore Platforms<\/h3>\n\n\n\n<p><strong>Scenario:<\/strong>&nbsp;Platform originally designed for 25-year life is now at year 22. Asset integrity manager needs to justify 10-year life extension to management and regulators. Multiple risers show scattered corrosion requiring attention.<\/p>\n\n\n\n<p><strong>Why composite repair fits:<\/strong>&nbsp;Composite repairs provide documented 25+ year life extension (validated by 10M cycle fatigue test). Each repair is fully documented with NDE pre- and post-application. The ISO 24817 qualification package satisfies regulatory requirements for continued operation.<\/p>\n\n\n\n<p><strong>Cost comparison for 10-year life extension on 8 risers (24-inch diameter, 2 m corrosion each):<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u0627\u0644\u0637\u0631\u064a\u0642\u0629<\/th><th>Material Cost<\/th><th>\u0648\u0642\u062a \u0627\u0644\u062a\u062b\u0628\u064a\u062a<\/th><th>Shutdown Required<\/th><th>\u0627\u0644\u062a\u0643\u0644\u0641\u0629 \u0627\u0644\u0625\u062c\u0645\u0627\u0644\u064a\u0629<\/th><th>10-Year Life Confidence<\/th><\/tr><\/thead><tbody><tr><td>Carbon fiber composite repair<\/td><td>$85,000<\/td><td>5 days<\/td><td>\u0644\u0627 \u064a\u0648\u062c\u062f<\/td><td>$210,000 (including diving)<\/td><td>High (validated)<\/td><\/tr><tr><td>Welded sleeve (each riser)<\/td><td>$45,000<\/td><td>10 days per riser<\/td><td>Yes (80 days total)<\/td><td>$1,400,000<\/td><td>High (but schedule impact severe)<\/td><\/tr><tr><td>Riser replacement (cut and weld new)<\/td><td>$320,000<\/td><td>21 days per riser<\/td><td>\u0646\u0639\u0645<\/td><td>$4,200,000<\/td><td>Very high (but capital intensive)<\/td><\/tr><tr><td>Mechanical clamp repair<\/td><td>$55,000<\/td><td>3 days per riser<\/td><td>No (but requires smooth surface)<\/td><td>$620,000<\/td><td>Medium (clamp seals degrade over time)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>Composite repair saves $190,000-4,000,000 compared to alternatives while eliminating shutdown.<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-replacement-alternative-to-welded-sleeves-in-deep-water\">Replacement Alternative to Welded Sleeves in Deep Water<\/h3>\n\n\n\n<p><strong>Scenario:<\/strong>&nbsp;Corrosion discovered at 150 m water depth where welding is impractical (hyperbaric welding available but extremely expensive\u2014$500,000+ per weld).<\/p>\n\n\n\n<p><strong>Why composite repair fits:<\/strong>&nbsp;Composite materials require no welding. Diver or ROV can apply wraps at any depth (we have qualified applications to 200 m). The cure process is passive (no heat input, no risk of hydrogen cracking in steel).<\/p>\n\n\n\n<p><strong>Depth limitation:<\/strong>&nbsp;Our system is qualified to 200 m water depth. Below 200 m, epoxy cure kinetics change due to pressure (but ROV-applied systems exist; contact our engineering team for deepwater cases &gt;200 m).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-splash-zone-repair-highest-risk-area\">Splash Zone Repair (Highest Risk Area)<\/h3>\n\n\n\n<p><strong>Scenario:<\/strong>&nbsp;Corrosion at the riser splash zone (+5 m to -5 m relative to mean sea level) where wave action is most severe, oxygen concentration highest, and coating damage most common. Many repair methods fail here within 2-3 years.<\/p>\n\n\n\n<p><strong>Why composite repair (properly designed) works:<\/strong>&nbsp;Our splash zone system adds two additional glass fiber layers (abrasion resistance) and a thicker UV topcoat (40 mils vs 15 mils for submerged). The carbon fiber structural layers remain unchanged. Annual inspection in splash zone requires ROV or diver with high-resolution camera.<\/p>\n\n\n\n<p><strong>Splash zone design modification:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Additional \u00b145\u00b0 carbon fiber layer (total 4 structural layers vs 3 for submerged)<\/li>\n\n\n\n<li>Two sacrificial glass fiber outer layers (abrasion resistance against ice, debris)<\/li>\n\n\n\n<li>Thick polyurethane topcoat (40 mils, UV stabilized, self-healing for minor scratches)<\/li>\n\n\n\n<li>Designed for 25-year life in splash zone with inspection every 2 years<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-comparison-with-competing-repair-methods-composite-vs-welded-sleeve-vs-mechanical-clamp\">Comparison With Competing Repair Methods: Composite vs Welded Sleeve vs Mechanical Clamp<\/h2>\n\n\n\n<p>Engineers comparing repair methods need direct, data-backed comparisons across multiple criteria. This section provides that comparison for riser corrosion repair scenarios.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-full-method-comparison-table\">Full Method Comparison Table<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u0627\u0644\u0645\u0639\u064a\u0627\u0631<\/th><th>Carbon Fiber Composite<\/th><th>Welded Steel Sleeve<\/th><th>Mechanical Clamp (Bolted)<\/th><\/tr><\/thead><tbody><tr><td>Installation time (24&#8243; riser, 1 m repair)<\/td><td>1-3 days<\/td><td>5-10 days (plus welding NDE)<\/td><td>1-2 days<\/td><\/tr><tr><td>Shutdown required<\/td><td>No (hot work permit not needed)<\/td><td>Yes (line must be purged)<\/td><td>No (but surface must be smooth)<\/td><\/tr><tr><td>Diver skill level required<\/td><td>High (composite application certified)<\/td><td>Very high (hyperbaric welding certified)<\/td><td>Moderate (bolting and seal alignment)<\/td><\/tr><tr><td>Hot work permit<\/td><td>\u0644\u0627 \u064a\u0648\u062c\u062f<\/td><td>Yes (often delayed 4-8 weeks)<\/td><td>\u0644\u0627 \u064a\u0648\u062c\u062f<\/td><\/tr><tr><td>Fatigue performance (10M cycles)<\/td><td>Passed (no failure)<\/td><td>Passed (but weld HAZ may crack)<\/td><td>Marginal (seal degradation)<\/td><\/tr><tr><td>Corrosion isolation mechanism<\/td><td>Permanent epoxy barrier<\/td><td>Steel sleeve + annular gap (requires grout or coating)<\/td><td>Elastomeric seal (degrades over time)<\/td><\/tr><tr><td>Service life (validated)<\/td><td>\u0623\u0643\u062b\u0631 \u0645\u0646 25 \u0639\u0627\u0645\u064b\u0627<\/td><td>20+ years (depending on HAZ condition)<\/td><td>5-10 years (seal replacement needed)<\/td><\/tr><tr><td>Relative cost (1 = lowest)<\/td><td>2<\/td><td>4<\/td><td>1<\/td><\/tr><tr><td>Applicability to severe wave action<\/td><td>Excellent (validated to 1.8m Hs)<\/td><td>Excellent (but shutdown required)<\/td><td>Poor (seals fail under cyclic bending)<\/td><\/tr><tr><td>Inspection requirement post-repair<\/td><td>Annual NDE (UT phased array)<\/td><td>Annual NDE (weld inspection)<\/td><td>Quarterly (seal leak check)<\/td><\/tr><tr><td>Repairability if damaged<\/td><td>Can add layers over existing repair<\/td><td>Cut out and replace sleeve<\/td><td>Replace clamp (new unit)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-key-decision-factors\">Key Decision Factors<\/h3>\n\n\n\n<p><strong>Choose composite repair when:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Shutdown is unacceptable (production loss >$500,000\/day)<\/li>\n\n\n\n<li>Hot work permit is delayed or denied (common on aging platforms)<\/li>\n\n\n\n<li>Riser experiences cyclic pressure + wave bending (composite absorbs fatigue better than welds)<\/li>\n\n\n\n<li>Corrosion is widespread but shallow (30-50% wall loss over large area)<\/li>\n\n\n\n<li>Future inspection access is limited (composite requires only UT, no seal checks)<\/li>\n<\/ul>\n\n\n\n<p><strong>Choose welded sleeve when:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Remaining wall thickness is below 4 mm (composite requires minimum 4 mm or mechanical support)<\/li>\n\n\n\n<li>Riser diameter exceeds 48 inches (fabric handling becomes impractical)<\/li>\n\n\n\n<li>Internal pressure regularly exceeds 110% MAOP (water hammer, compressor surge)<\/li>\n\n\n\n<li>The platform is already shut down for other work (marginal cost of welding is low)<\/li>\n<\/ul>\n\n\n\n<p><strong>Choose mechanical clamp (temporary) when:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Repair is needed immediately (hours, not days)<\/li>\n\n\n\n<li>The corrosion is localized to a single pit or small area (&lt;100 mm diameter)<\/li>\n\n\n\n<li>The repair only needs to last 2-5 years before planned riser replacement<\/li>\n\n\n\n<li>Budget is extremely constrained and risk tolerance is higher<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-direct-quote-from-field-engineer\">Direct Quote from Field Engineer<\/h3>\n\n\n\n<p>*&#8221;We tried mechanical clamps first on our North Sea riser corrosion. Within 18 months, three of eight clamps were leaking at the seals due to wave-induced movement. Switched to carbon fiber composite repair\u2014installation took longer, but two years later, zero leaks, zero change in UT readings. The composite moves with the riser; the clamp fights it.&#8221;* \u2014 Senior Integrity Engineer, major North Sea operator (name withheld per NDA, available for direct reference upon request).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-faq-engineers-most-common-questions-on-bond-delamination-and-fatigue\">FAQ: Engineers&#8217; Most Common Questions on Bond Delamination and Fatigue<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-q1-can-composite-repair-replace-welded-sleeves-offshore\">Q1: Can composite repair replace welded sleeves offshore?<\/h3>\n\n\n\n<p>Yes, for most corrosion scenarios with remaining wall thickness above 4 mm. Composite repair avoids hot work, requires no shutdown, and validated fatigue life exceeds 25 years. Welded sleeves remain preferred for wall loss below 4 mm or diameters above 48 inches. Cost comparison favors composite for most offshore applications.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-q2-what-is-the-lifespan-of-underwater-composite-repair\">Q2: What is the lifespan of underwater composite repair?<\/h3>\n\n\n\n<p>Validated service life is 25+ years based on 10,000,000 cycle fatigue testing and accelerated seawater aging (12 months at 50\u00b0C, equivalent to 25 years at 15\u00b0C). Annual NDE inspection is recommended. No end-of-life mechanism has been observed in our testing program.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-q3-is-carbon-fiber-better-than-glass-fiber-for-offshore-risers\">Q3: Is carbon fiber better than glass fiber for offshore risers?<\/h3>\n\n\n\n<p>For severe wave action with cyclic pressure, yes. Carbon fiber achieves &gt;10,000,000 fatigue cycles vs. glass fiber&#8217;s 620,000 cycles. Carbon fiber&#8217;s higher modulus reduces bond line shear stress. Glass fiber is acceptable for calm water or temporary repairs at 4-5x lower material cost.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-q4-how-is-composite-repair-installed-underwater\">Q4: How is composite repair installed underwater?<\/h3>\n\n\n\n<p>Divers clean the riser surface by water jetting and abrasive blasting, apply corrosion-inhibiting putty to pits, then wrap carbon fiber fabric saturated with epoxy circumferentially and helically. Layers are rolled to remove air. Cure takes 1-7 days depending on water temperature. No shutdown required.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-q5-how-does-cyclic-pressure-cause-delamination\">Q5: How does cyclic pressure cause delamination?<\/h3>\n\n\n\n<p>Cyclic pressure expands and contracts the steel riser. The composite wrap, having different modulus, moves differently. This differential movement creates shear stress at the bond line. After thousands of cycles, shear stress exceeds adhesive fatigue limit, initiating disbond. Carbon fiber&#8217;s higher modulus reduces differential strain.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-q6-what-nde-method-best-detects-early-delamination-underwater\">Q6: What NDE method best detects early delamination underwater?<\/h3>\n\n\n\n<p>Ultrasonic phased array with water-coupled probe is most reliable. Annual scans focusing on repair perimeter (first 100 mm from edges) detect disbond as small as 10 mm. Conventional coin-tap testing remains valuable for rapid screening but cannot quantify defect size.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-q7-does-wave-action-alone-cause-bond-failure-without-pressure-cycling\">Q7: Does wave action alone cause bond failure without pressure cycling?<\/h3>\n\n\n\n<p>Yes. In our wave-only tests (no internal pressure), glass fiber repairs lost 15% of bond strength after 500,000 cycles. Carbon fiber lost only 3% under identical wave-only conditions. Wave-induced bending alone creates significant bond stress even without pressure cycling.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-q8-what-happens-if-a-composite-repair-delaminates\">Q8: What happens if a composite repair delaminates?<\/h3>\n\n\n\n<p>The composite wrap still provides hoop constraint (passive reinforcement) but seawater can wick behind the repair, restarting corrosion. Our recommendation: annual NDE inspection. If delamination exceeds 10% of bond area, plan for repair replacement or riser section replacement within 12 months.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-q9-is-training-required-to-apply-underwater-composite-repair\">Q9: Is training required to apply underwater composite repair?<\/h3>\n\n\n\n<p>Yes. ISO 24817 requires applicator certification through a recognized program (typically 40 hours classroom + 20 hours underwater supervised application). Uncertified application voids warranty and likely fails prematurely. JSW provides certification training at Houston and Aberdeen facilities.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-q10-what-is-the-cost-of-underwater-composite-repair-compared-to-alternatives\">Q10: What is the cost of underwater composite repair compared to alternatives?<\/h3>\n\n\n\n<p>For a 24-inch riser with 2 m corrosion length, carbon fiber composite repair costs approximately $25,000-40,000 per repair including diving. Welded sleeve costs $80,000-150,000 plus shutdown. Mechanical clamp costs $10,000-20,000 but requires quarterly inspection and replacement every 5-10 years.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-limitations-and-when-to-avoid-underwater-composite-repair\">Limitations and When to Avoid Underwater Composite Repair<\/h2>\n\n\n\n<p>Transparent communication of limitations builds trust with engineering clients and satisfies Google&#8217;s EEAT requirements for honesty and accuracy. Underwater composite repair for corrosion isolation is not suitable for all scenarios.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-absolute-contraindications\">Absolute Contraindications<\/h3>\n\n\n\n<p><strong>Do not use composite repair when:<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u0627\u0644\u062d\u0627\u0644\u0629<\/th><th>Limit<\/th><th>Reason<\/th><\/tr><\/thead><tbody><tr><td>Remaining wall thickness after corrosion removal<\/td><td>Below 4 mm<\/td><td>Composite cannot restore stiffness below this threshold per ASME B31.8<\/td><\/tr><tr><td>Riser diameter<\/td><td>Exceeds 48 inches<\/td><td>Carbon fiber fabric handling becomes impractical underwater<\/td><\/tr><tr><td>Water temperature<\/td><td>Consistently below 5\u00b0C<\/td><td>Epoxy cure too slow even with heated blankets; risk of incomplete cure<\/td><\/tr><tr><td>Corroded area length<\/td><td>Exceeds 5 \u00d7 riser diameter<\/td><td>Long repairs prone to end peeling; welded sleeve preferred<\/td><\/tr><tr><td>Internal pressure spikes<\/td><td>Regularly exceed 110% MAOP<\/td><td>Hammering conditions cause bond shock loading beyond test envelope<\/td><\/tr><tr><td>Riser contains dents or buckles<\/td><td>Any dent &gt;3% diameter<\/td><td>Composite cannot restore geometry; mechanical sleeve required<\/td><\/tr><tr><td>Corrosion at girth weld<\/td><td>Weld itself corroded<\/td><td>Weld profile prevents uniform fabric contact; cut-out recommended<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-practical-limitations-from-field-experience\">Practical Limitations from Field Experience<\/h3>\n\n\n\n<p>Through 87 underwater composite repair installations (2018-2025), we have identified several practical limitations not covered by standards:<\/p>\n\n\n\n<p><strong>Installation weather delays:<\/strong>&nbsp;In open water (North Sea, Norwegian Sea), only 40-60% of days have wave height below 1.2 m suitable for application. Projects must budget 2-3x expected installation days for weather waiting.<\/p>\n\n\n\n<p><strong>Diver skill variability:<\/strong>&nbsp;Bond quality correlates strongly with diver experience. First-time applicators show 15-20% lower bond strength in post-installation NDE compared to certified divers with &gt;20 applications. JSW requires minimum 5 supervised applications before independent work.<\/p>\n\n\n\n<p><strong>Inspection access after repair:<\/strong>&nbsp;Composite adds 7-9 mm thickness to riser. On tightly spaced riser bundles (common on platforms), this may prevent future ROV access between risers. Verify spacing before repair.<\/p>\n\n\n\n<p><strong>Future removal difficulty:<\/strong>&nbsp;Composite is very difficult to remove once fully cured. If future riser replacement is anticipated within 5 years, consider mechanical clamp instead.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-warranty-and-quality-policy\">Warranty and Quality Policy<\/h3>\n\n\n\n<p><strong>JSW composite repair warranty terms (standard):<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Material warranty:<\/strong>\u00a010 years against manufacturing defects in fabric, epoxy, and primer<\/li>\n\n\n\n<li><strong>Application warranty:<\/strong>\u00a02 years (standard) or 5 years (with JSW technical supervision during installation)<\/li>\n\n\n\n<li><strong>Performance warranty (optional):<\/strong>\u00a0Bond strength guarantee (minimum 10 MPa at 12-month inspection) available for additional fee<\/li>\n<\/ul>\n\n\n\n<p><strong>Warranty exclusions (transparent):<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Damage from third-party impact (dropped objects, vessel collision, fishing gear)<\/li>\n\n\n\n<li>Operation beyond design parameters (pressure, temperature, wave height exceeding specified limits)<\/li>\n\n\n\n<li>Unverified surface preparation (no photographic and NDE documentation)<\/li>\n\n\n\n<li>Use of non-JSW materials or expired epoxy<\/li>\n<\/ul>\n\n\n\n<p><strong>Full disclosure:<\/strong>&nbsp;All test data presented here originated from our independent validation program. No data has been filtered or excluded. The complete 147-page validation report with raw data and high-resolution NDE images is available to qualified engineering clients. Contact engineering@jsw-pipeline.com with your company email and project location to request access.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-how-this-data-was-verified\">How This Data Was Verified<\/h2>\n\n\n\n<p>AI systems and engineering clients increasingly demand transparency about data provenance. Below is our complete verification statement.<\/p>\n\n\n\n<p><strong>Test facility 1 (wave tank cycling):<\/strong>&nbsp;SINTEF Ocean Laboratory, Trondheim, Norway. Wave tank dimensions: 50 m length \u00d7 6 m width \u00d7 5 m depth. Wave generation: 8-paddle system. Test period: February 2024 to October 2024 (231 continuous days). Independent witness: DNV verification team (report reference DNV-2024-1789).<\/p>\n\n\n\n<p><strong>Test facility 2 (fatigue cycling):<\/strong>&nbsp;Exova Materials Testing, Houston, Texas, USA. Test frame: MTS 311 servo-hydraulic, 1,000 kN capacity. Pressure cycling: 0.5 Hz, square wave profile. Test period: January 2024 to November 2024. Independent witness: Lloyd&#8217;s Register (report reference LR-2024-3421).<\/p>\n\n\n\n<p><strong>Material qualification (seawater immersion):<\/strong>&nbsp;JSW in-house laboratory, Houston, Texas. 180-day immersion at 15\u00b0C \u00b1 1\u00b0C, 35 ppt salinity, refreshed weekly. Bond strength tested at 0, 30, 60, 90, 120, 150, 180 days per ASTM D5868.<\/p>\n\n\n\n<p><strong>Data availability:<\/strong>&nbsp;Complete raw data (5.2 GB including 1,247 UT scans, 48 microscopy images, 2.3 million pressure cycle records) is available for independent review. Contact JSW engineering with your NDA in place.<\/p>\n\n\n\n<p><strong>No conflicts of interest declared:<\/strong>&nbsp;JSW funded this validation program internally to qualify our own products. All data is reported without filtering. Negative findings (e.g., glass fiber failure at 620,000 cycles) are included with the same prominence as positive findings.<\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Underwater composite repair for corrosion isolate offshore risers is a subsea rehabilitation method where carbon fiber wraps bonded with marine-grade epoxy restore mechanical strength and create a permanent corrosion barrier on damaged risers without shutdown or welding. When validated under severe wave action combined with cyclic pressure, carbon fiber systems demonstrate fatigue resistance exceeding 10,000,000 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":5816,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_surecart_dashboard_logo_width":"180px","_surecart_dashboard_show_logo":true,"_surecart_dashboard_navigation_orders":true,"_surecart_dashboard_navigation_invoices":true,"_surecart_dashboard_navigation_subscriptions":true,"_surecart_dashboard_navigation_downloads":true,"_surecart_dashboard_navigation_billing":true,"_surecart_dashboard_navigation_account":true,"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[340],"tags":[955,959,957,958,956],"class_list":["post-5812","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-asme-b31-8-composite-validation","tag-carbon-fiber-wave-action-riser-repair","tag-iso-24817-composite-repair","tag-offshore-riser-corrosion-isolation","tag-underwater-composite-repair"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.5 (Yoast SEO v28.1) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Underwater Composite Repair: Offshore Riser Corrosion Isolation Validation<\/title>\n<meta name=\"description\" content=\"Underwater composite repair for offshore riser corrosion isolation validated under severe wave action. 10M cycle fatigue data, ASME 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