{"id":53012,"date":"2026-05-13T05:12:23","date_gmt":"2026-05-13T05:12:23","guid":{"rendered":"https:\/\/zobai.com\/?p=53012"},"modified":"2026-05-13T05:54:28","modified_gmt":"2026-05-13T05:54:28","slug":"how-does-a-bellows-balanced-safety-valve-work","status":"publish","type":"post","link":"https:\/\/zobai.com\/ar\/blog\/how-does-a-bellows-balanced-safety-valve-work\/","title":{"rendered":"\u0643\u064a\u0641 \u064a\u0639\u0645\u0644 \u0635\u0645\u0627\u0645 \u0627\u0644\u0623\u0645\u0627\u0646 \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u0646 \u0628\u0645\u0646\u0641\u0627\u062e\u061f"},"content":{"rendered":"<p><strong>\u064a\u0633\u062a\u062e\u062f\u0645 \u0635\u0645\u0627\u0645 \u0627\u0644\u0623\u0645\u0627\u0646 \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u0646 \u0628\u0645\u0646\u0641\u0627\u062e \u0639\u0646\u0635\u0631 \u0645\u0646\u0641\u0627\u062e \u0644\u062a\u0642\u0644\u064a\u0644 \u062a\u0623\u062b\u064a\u0631 \u0636\u063a\u0637 \u0627\u0644\u0645\u062e\u0631\u062c 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\u0642\u0648\u0629 \u0627\u0644\u0641\u062a\u062d. \u0623\u062b\u0646\u0627\u0621 \u0627\u0644\u062a\u0641\u0631\u064a\u063a\u060c \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0624\u062b\u0631 \u0636\u063a\u0637 \u0627\u0644\u0645\u062e\u0631\u062c \u0627\u0644\u0645\u062a\u063a\u064a\u0631 \u0623\u064a\u0636\u064b\u0627 \u0639\u0644\u0649 \u0631\u0641\u0639 \u0627\u0644\u0635\u0645\u0627\u0645 \u0648\u0633\u0644\u0648\u0643 \u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u0625\u063a\u0644\u0627\u0642.<\/p>\n\n\n\n<p>\u0644\u0645\u0627\u0630\u0627 \u0647\u0630\u0627 \u0645\u0647\u0645: \u0642\u062f \u064a\u062c\u062a\u0627\u0632 \u0627\u0644\u0635\u0645\u0627\u0645 \u0627\u062e\u062a\u0628\u0627\u0631 \u0636\u063a\u0637 \u0627\u0644\u0625\u0639\u062f\u0627\u062f \u0641\u064a \u0627\u0644\u0645\u0635\u0646\u0639 \u0648\u0645\u0639 \u0630\u0644\u0643 \u064a\u0635\u0628\u062d \u063a\u064a\u0631 \u0645\u0633\u062a\u0642\u0631 \u0628\u0639\u062f \u0627\u0644\u062a\u0631\u0643\u064a\u0628. 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\u0623\u0648 \u0627\u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0628\u062a\u0643\u0648\u064a\u0646 \u0645\u062e\u062a\u0644\u0641 \u0628\u0639\u062f \u0627\u0644\u062a\u0631\u0643\u064a\u0628.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/zobai.com\/wp-content\/uploads\/2026\/05\/back-pressure-force-balance-in-bellows-valve.webp\" alt=\"Back pressure force balance in balanced bellows safety valve\" title=\"\u062a\u0648\u0627\u0632\u0646 \u0627\u0644\u0642\u0648\u0649 \u0644\u0644\u0636\u063a\u0637 \u0627\u0644\u062e\u0644\u0641\u064a\"\/><figcaption class=\"wp-element-caption\">\u064a\u0633\u0627\u0639\u062f \u062a\u0648\u0627\u0632\u0646 \u0627\u0644\u0645\u0646\u0641\u0627\u062e \u0641\u064a \u062a\u0642\u0644\u064a\u0644 \u062a\u0623\u062b\u064a\u0631 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062e\u0644\u0641\u064a \u0639\u0644\u0649 \u062a\u0648\u0627\u0632\u0646 \u0642\u0648\u0629 \u0627\u0644\u0642\u0631\u0635.<\/figcaption><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u0643\u064a\u0641 \u064a\u0639\u0645\u0644 \u0635\u0645\u0627\u0645 \u0627\u0644\u0623\u0645\u0627\u0646 \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u0646 \u0628\u0645\u0646\u0641\u0627\u062e\u061f<\/h2>\n\n\n\n<p>\u064a\u0639\u0645\u0644 \u0635\u0645\u0627\u0645 \u0627\u0644\u0623\u0645\u0627\u0646 \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u0646 \u0628\u0645\u0646\u0641\u0627\u062e \u0639\u0646 \u0637\u0631\u064a\u0642 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0645\u0646\u0641\u0627\u062e \u0644\u062a\u0642\u0644\u064a\u0644 \u062a\u0623\u062b\u064a\u0631 \u0636\u063a\u0637 \u0627\u0644\u0645\u062e\u0631\u062c \u0639\u0644\u0649 \u062a\u0648\u0627\u0632\u0646 \u0642\u0648\u0629 \u0627\u0644\u0642\u0631\u0635. \u064a\u0639\u062a\u0645\u062f \u0627\u0644\u062a\u0635\u0645\u064a\u0645 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\u0623\u0648 \u0636\u0628\u0637 \u0636\u063a\u0637 \u063a\u064a\u0631 \u0635\u062d\u064a\u062d. \u064a\u062c\u0628 \u062a\u0634\u062e\u064a\u0635 \u0647\u0630\u0647 \u0627\u0644\u0645\u0634\u0643\u0644\u0627\u062a \u0628\u0634\u0643\u0644 \u0645\u0646\u0641\u0635\u0644.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0627\u0644\u0641\u062a\u062d \u0639\u0646\u062f \u0636\u063a\u0637 \u0627\u0644\u0636\u0628\u0637<\/h3>\n\n\n\n<p>\u0639\u0646\u062f\u0645\u0627 \u064a\u0635\u0644 \u0636\u063a\u0637 \u0627\u0644\u062f\u062e\u0648\u0644 \u0625\u0644\u0649 \u0636\u063a\u0637 \u0627\u0644\u0636\u0628\u0637 \u062a\u062d\u062a \u0627\u0644\u0638\u0631\u0648\u0641 \u0627\u0644\u0645\u062d\u062f\u062f\u0629\u060c \u064a\u0628\u062f\u0623 \u0627\u0644\u0635\u0645\u0627\u0645 \u0641\u064a \u0627\u0644\u0641\u062a\u062d. \u064a\u062d\u062f\u062f \u0636\u063a\u0637 \u0627\u0644\u0636\u0628\u0637 \u0645\u062a\u0649 \u064a\u0628\u062f\u0623 \u0627\u0644\u0635\u0645\u0627\u0645 \u0641\u064a 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(Blowdown) \u0645\u0634\u0631\u0648\u062d\u0629<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u062a\u0639\u0648\u064a\u0636 \u0627\u0644\u0645\u0646\u0641\u0627\u062e \u0623\u062b\u0646\u0627\u0621 \u0627\u0644\u062a\u0641\u0631\u064a\u063a<\/h3>\n\n\n\n<p>\u0639\u0646\u062f\u0645\u0627 \u064a\u0641\u062a\u062d \u0627\u0644\u0635\u0645\u0627\u0645 \u0648\u064a\u0645\u0631 \u0627\u0644\u062a\u062f\u0641\u0642 \u0639\u0628\u0631 \u0627\u0644\u0645\u062e\u0631\u062c\u060c \u0642\u062f \u064a\u062a\u0637\u0648\u0631 \u0636\u063a\u0637 \u062e\u0644\u0641\u064a \u0639\u0644\u0649 \u062c\u0627\u0646\u0628 \u0627\u0644\u062a\u0641\u0631\u064a\u063a. \u0641\u064a \u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0645\u0646\u0641\u0627\u062e \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u0646\u060c \u064a\u0633\u0627\u0639\u062f \u0627\u0644\u0645\u0646\u0641\u0627\u062e \u0641\u064a \u062a\u0642\u0644\u064a\u0644 \u0645\u062f\u0649 \u062a\u0623\u062b\u064a\u0631 \u0636\u063a\u0637 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class=\"wp-block-heading\">\u0635\u0645\u0627\u0645 \u0627\u0644\u0623\u0645\u0627\u0646 \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u0646 \u0628\u0645\u0646\u0641\u0627\u062e \u0645\u0642\u0627\u0628\u0644 \u0635\u0645\u0627\u0645 \u0627\u0644\u0623\u0645\u0627\u0646 \u0627\u0644\u062a\u0642\u0644\u064a\u062f\u064a \u0627\u0644\u0645\u062d\u0645\u0644 \u0628\u0646\u0627\u0628\u0636<\/h2>\n\n\n\n<p>\u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u062a\u062a\u0645 \u0645\u0642\u0627\u0631\u0646\u0629 \u0635\u0645\u0627\u0645 \u0627\u0644\u0623\u0645\u0627\u0646 \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u0646 \u0628\u0645\u0646\u0641\u0627\u062e \u0645\u0639 \u0635\u0645\u0627\u0645 \u0627\u0644\u0623\u0645\u0627\u0646 \u0627\u0644\u062a\u0642\u0644\u064a\u062f\u064a \u0627\u0644\u0645\u062d\u0645\u0644 \u0628\u0646\u0627\u0628\u0636. \u0643\u0644\u0627\u0647\u0645\u0627 \u064a\u0633\u062a\u062e\u062f\u0645 \u0642\u0648\u0629 \u0627\u0644\u0646\u0627\u0628\u0636\u060c 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versus balanced bellows safety valve under back pressure\" title=\"\u0627\u0644\u0635\u0645\u0627\u0645 \u0627\u0644\u062a\u0642\u0644\u064a\u062f\u064a \u0645\u0642\u0627\u0628\u0644 \u0635\u0645\u0627\u0645 \u0627\u0644\u0645\u0646\u0641\u0627\u062e \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u0646\"\/><figcaption class=\"wp-element-caption\">\u064a\u0633\u062a\u062c\u064a\u0628 \u0627\u0644\u0635\u0645\u0627\u0645 \u0627\u0644\u062a\u0642\u0644\u064a\u062f\u064a \u0648\u0635\u0645\u0627\u0645 \u0627\u0644\u0645\u0646\u0641\u0627\u062e \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u0646 \u0628\u0634\u0643\u0644 \u0645\u062e\u062a\u0644\u0641 \u0644\u0644\u0636\u063a\u0637 \u0627\u0644\u062e\u0644\u0641\u064a.<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u062d\u0633\u0627\u0633\u064a\u0629 \u0627\u0644\u0635\u0645\u0627\u0645 \u0627\u0644\u062a\u0642\u0644\u064a\u062f\u064a \u0644\u0644\u0636\u063a\u0637 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class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0627\u0644\u062a\u064a \u062a\u0624\u062b\u0631 \u0639\u0644\u0649 \u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0635\u0645\u0627\u0645 \u0627\u0644\u0645\u0646\u0641\u0627\u062e<\/h2>\n\n\n\n<p>\u062a\u0639\u062a\u0645\u062f \u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0635\u0645\u0627\u0645 \u0627\u0644\u0623\u0645\u0627\u0646 \u0630\u064a \u0627\u0644\u0645\u0646\u0641\u0627\u062e \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u0646 \u0639\u0644\u0649 \u0623\u0643\u062b\u0631 \u0645\u0646 \u0627\u0644\u0645\u0646\u0641\u0627\u062e \u0648\u062d\u062f\u0647. \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0624\u062b\u0631 \u0627\u0644\u0642\u0631\u0635 \u0648\u0627\u0644\u0641\u0648\u0647\u0629 \u0648\u0627\u0644\u062f\u0644\u064a\u0644 \u0648\u0627\u0644\u0646\u0627\u0628\u0636 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class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u0646\u0645\u0637 \u0627\u0644\u0641\u0634\u0644<\/th><th>\u0627\u0644\u0633\u0628\u0628 \u0627\u0644\u0645\u062d\u062a\u0645\u0644<\/th><th>\u0645\u0627 \u0627\u0644\u0630\u064a \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u062d\u062f\u062b \u0628\u0634\u0643\u0644 \u062e\u0627\u0637\u0626<\/th><th>\u0646\u0642\u0637\u0629 \u0627\u0644\u0648\u0642\u0627\u064a\u0629 \/ \u0627\u0644\u0645\u0631\u0627\u062c\u0639\u0629<\/th><\/tr><\/thead><tbody><tr><td>\u0625\u062c\u0647\u0627\u062f \u0627\u0644\u0645\u0646\u0641\u0627\u062e<\/td><td>\u0627\u0644\u062f\u0648\u0631\u0627\u0646 \u0627\u0644\u0645\u062a\u0643\u0631\u0631\u060c \u0627\u0644\u0627\u0647\u062a\u0632\u0627\u0632\u060c \u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0635\u0645\u0627\u0645 \u063a\u064a\u0631 \u0627\u0644\u0645\u0633\u062a\u0642\u0631<\/td><td>\u0641\u0642\u062f\u0627\u0646 \u0648\u0638\u064a\u0641\u0629 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\u062a\u0627\u0644\u0641\u0629\u060c \u0623\u0648\u0633\u0627\u062e\u060c \u062a\u0622\u0643\u0644\u060c \u0625\u0635\u0644\u0627\u062d \u0633\u064a\u0621<\/td><td>\u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0645\u0646\u062a\u062c\u060c \u0627\u0644\u0627\u0646\u0628\u0639\u0627\u062b\u0627\u062a\u060c \u0627\u0644\u0635\u064a\u0627\u0646\u0629 \u0627\u0644\u0645\u062a\u0643\u0631\u0631\u0629<\/td><td>\u0641\u062d\u0635 \u0623\u0633\u0637\u062d \u0627\u0644\u062c\u0644\u0648\u0633 \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u062a\u0633\u0631\u0628<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/zobai.com\/wp-content\/uploads\/2026\/05\/balanced-bellows-safety-valve-failure-points.webp\" alt=\"Balanced bellows safety valve failure points including bellows corrosion fatigue and blocked vent\" title=\"\u0646\u0642\u0627\u0637 \u0641\u0634\u0644 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\u0645\u062a\u0632\u0627\u0645\u0646<\/h3>\n\n\n\n<p>\u0639\u0646\u062f\u0645\u0627 \u062a\u0635\u0631\u0641 \u0639\u062f\u0629 \u0635\u0645\u0627\u0645\u0627\u062a \u0641\u064a \u0631\u0623\u0633 \u0645\u0634\u062a\u0631\u0643\u060c \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0624\u062f\u064a \u0627\u0644\u062a\u0646\u0641\u064a\u0633 \u0627\u0644\u0645\u062a\u0632\u0627\u0645\u0646 \u0625\u0644\u0649 \u0632\u064a\u0627\u062f\u0629 \u0636\u063a\u0637 \u0627\u0644\u0631\u0623\u0633. \u064a\u062c\u0628 \u0641\u062d\u0635 \u0635\u0645\u0627\u0645 \u0627\u0644\u0645\u0646\u0641\u0627\u062e \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u0646 \u0641\u064a \u0638\u0644 \u0638\u0631\u0648\u0641 \u0627\u0644\u0631\u0623\u0633 \u0627\u0644\u0641\u0639\u0644\u064a\u0629\u060c \u0648\u0644\u064a\u0633 \u0641\u0642\u0637 \u0627\u0644\u062a\u0641\u0631\u064a\u063a \u0627\u0644\u062c\u0648\u064a.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0627\u0644\u0636\u063a\u0637 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class=\"wp-block-heading\">\u062a\u0648\u0627\u0641\u0642 \u0645\u0627\u062f\u0629 \u0627\u0644\u0645\u0646\u0641\u0627\u062e<\/h3>\n\n\n\n<p>\u064a\u062c\u0628 \u0623\u0646 \u064a\u0643\u0648\u0646 \u0627\u0644\u0645\u0646\u0641\u0627\u062e \u0645\u062a\u0648\u0627\u0641\u0642\u064b\u0627 \u0645\u0639 \u0627\u0644\u0648\u0633\u0637 \u0648\u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0648\u0622\u0644\u064a\u0629 \u0627\u0644\u062a\u0622\u0643\u0644 \u0648\u0627\u0644\u062f\u0648\u0631\u0629 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629. \u0644\u0627 \u064a\u0646\u0628\u063a\u064a \u0627\u062e\u062a\u064a\u0627\u0631\u0647 \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u0645\u0627\u062f\u0629 \u0627\u0644\u062c\u0633\u0645 \u0641\u0642\u0637. \u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0627\u0644\u0639\u0645\u0644\u064a\u0629 \u062a\u062d\u062a\u0648\u064a \u0639\u0644\u0649 \u0643\u0644\u0648\u0631\u064a\u062f\u0627\u062a\u060c 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\u0648\u0627\u0644\u0645\u0633\u0627\u0647\u0645\u0629 \u0641\u064a \u0627\u0644\u062a\u0633\u0631\u0628 \u0623\u0648 \u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u0625\u063a\u0644\u0627\u0642 \u0627\u0644\u0633\u064a\u0626\u0629.<\/p>\n\n\n\n<p>\u0644\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u062a\u0641\u0627\u0635\u064a\u0644 \u0627\u0644\u062a\u0631\u0643\u064a\u0628\u060c \u0627\u0642\u0631\u0623 \u062f\u0644\u064a\u0644 <a href=\"\/ar\/blog\/safety-valve-installation-guide-inlet-outlet-discharge-piping\/\">\u062f\u0644\u064a\u0644 \u062a\u0631\u0643\u064a\u0628 \u0635\u0645\u0627\u0645 \u0627\u0644\u0623\u0645\u0627\u0646<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u0645\u0639\u0627\u064a\u0631\u0629 \u0648\u0627\u0644\u062a\u0648\u062b\u064a\u0642 \u0628\u0639\u062f \u0627\u0644\u0625\u0635\u0644\u0627\u062d<\/h3>\n\n\n\n<p>\u0628\u0639\u062f \u0627\u0644\u0625\u0635\u0644\u0627\u062d\u060c \u0644\u0627 \u064a\u0646\u0628\u063a\u064a \u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u0635\u0645\u0627\u0645 \u0625\u0644\u0649 \u0627\u0644\u062e\u062f\u0645\u0629 \u0644\u0645\u062c\u0631\u062f \u0623\u0646 \u0627\u0644\u0623\u062c\u0632\u0627\u0621 \u062a\u0628\u062f\u0648 \u0646\u0638\u064a\u0641\u0629. \u064a\u062c\u0628 \u0645\u0631\u0627\u062c\u0639\u0629 \u0636\u063a\u0637 \u0627\u0644\u0636\u0628\u0637\u060c \u0648\u0625\u062d\u0643\u0627\u0645 \u0627\u0644\u0645\u0642\u0639\u062f\u060c \u0648\u062d\u0627\u0644\u0629 \u0627\u0644\u0645\u0646\u0641\u0627\u062e\u060c \u0648\u0633\u0644\u0648\u0643 \u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u0625\u063a\u0644\u0627\u0642\u060c \u0648\u0648\u0636\u0639 \u0627\u0644\u0639\u0644\u0627\u0645\u0627\u062a\u060c \u0648\u0627\u0644\u062e\u062a\u0645\u060c \u0648\u0627\u0644\u062a\u0648\u062b\u064a\u0642 \u0648\u0641\u0642\u064b\u0627 \u0644\u0644\u0625\u062c\u0631\u0627\u0621 \u0627\u0644\u0645\u0637\u0628\u0642.<\/p>\n\n\n\n<p>\u0625\u0630\u0627 \u0643\u0627\u0646 \u0627\u0644\u0635\u0645\u0627\u0645 \u062c\u0632\u0621\u064b\u0627 \u0645\u0646 \u0646\u0638\u0627\u0645 \u062e\u0627\u0636\u0639 \u0644\u0644\u0631\u0642\u0627\u0628\u0629 \u062d\u0633\u0628 \u0627\u0644\u0643\u0648\u062f\u060c \u0641\u0642\u062f \u062a\u0646\u0637\u0628\u0642 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u062a\u0631\u062e\u064a\u0635 \u0627\u0644\u0625\u0635\u0644\u0627\u062d \u0648\u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u062a\u0635\u062f\u064a\u0642. \u0644\u0645\u0632\u064a\u062f \u0645\u0646 \u0645\u0648\u0627\u0636\u064a\u0639 \u0627\u0644\u0635\u064a\u0627\u0646\u0629 \u0627\u0644\u0639\u0627\u0645\u0629\u060c \u0627\u0642\u0631\u0623 \u062f\u0644\u064a\u0644 <a href=\"\/ar\/blog\/safety-valve-maintenance-and-inspection-guide\/\">\u062f\u0644\u064a\u0644 \u0635\u064a\u0627\u0646\u0629 \u0648\u0641\u062d\u0635 \u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0623\u0645\u0627\u0646<\/a>.<\/p>\n\n\n\n<p><strong>\u0645\u0644\u0627\u062d\u0638\u0629 \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631:<\/strong><a href=\"https:\/\/www.api.org\/products-and-services\/standards\/important-standards-announcements\/520parti\" target=\"_blank\" rel=\"noreferrer noopener\">API 520 \u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u0623\u0648\u0644<\/a> \u0642\u062f \u062a\u0643\u0648\u0646 \u0630\u0627\u062a \u0635\u0644\u0629 \u0628\u0627\u0644\u062d\u0633\u0627\u0628 \u0648\u0627\u0644\u062a\u062d\u062f\u064a\u062f\u061b; <a href=\"https:\/\/www.api.org\/products-and-services\/standards\/important-standards-announcements\/520part-ii\" target=\"_blank\" rel=\"noreferrer noopener\">API 520 \u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u062b\u0627\u0646\u064a<\/a> \u0642\u062f \u062a\u0643\u0648\u0646 \u0630\u0627\u062a \u0635\u0644\u0629 \u0628\u062a\u062d\u0644\u064a\u0644 \u0647\u0646\u062f\u0633\u0629 \u0627\u0644\u062a\u0631\u0643\u064a\u0628\u061b; <a href=\"https:\/\/www.api.org\/products-and-services\/standards\/important-standards-announcements\/standard521\" target=\"_blank\" rel=\"noreferrer noopener\">API 521<\/a> \u0642\u062f \u062a\u0643\u0648\u0646 \u0630\u0627\u062a \u0635\u0644\u0629 \u0628\u0645\u0631\u0627\u062c\u0639\u0629 \u0646\u0638\u0627\u0645 \u062a\u0646\u0641\u064a\u0633 \u0627\u0644\u0636\u063a\u0637 \u0648\u062a\u062e\u0641\u064a\u0641 \u0627\u0644\u0636\u063a\u0637\u061b \u0642\u062f \u062a\u0643\u0648\u0646 API 527\u060c ISO 4126\u060c NBIC \/ National Board VR \u0648 NACE MR0175 \/ ISO 15156 \u0630\u0627\u062a \u0635\u0644\u0629 \u0623\u064a\u0636\u064b\u0627 \u0627\u0639\u062a\u0645\u0627\u062f\u064b\u0627 \u0639\u0644\u0649 \u0627\u0644\u062e\u062f\u0645\u0629 \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0634\u0631\u0648\u0639. \u0642\u0645 \u0628\u062a\u0623\u0643\u064a\u062f \u0627\u0644\u0625\u0635\u062f\u0627\u0631 \u0627\u0644\u062d\u0627\u0644\u064a\u060c \u0648\u0627\u0644\u0627\u062e\u062a\u0635\u0627\u0635 \u0627\u0644\u0642\u0636\u0627\u0626\u064a\u060c \u0648\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0645\u0634\u0631\u0648\u0639 \u0642\u0628\u0644 \u0627\u0644\u0645\u0648\u0627\u0641\u0642\u0629 \u0639\u0644\u0649 \u0627\u0644\u0646\u0634\u0631 \u0623\u0648 \u0627\u0644\u0634\u0631\u0627\u0621.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u0623\u0645\u062b\u0644\u0629 \u0647\u0646\u062f\u0633\u064a\u0629<\/h2>\n\n\n\n<p>\u062a\u0648\u0636\u062d \u0633\u064a\u0646\u0627\u0631\u064a\u0648\u0647\u0627\u062a \u0627\u0644\u0647\u0646\u062f\u0633\u0629 \u0627\u0644\u062a\u0627\u0644\u064a\u0629 \u0633\u0628\u0628 \u0648\u062c\u0648\u0628 \u0623\u0646 \u064a\u0639\u062a\u0645\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0635\u0645\u0627\u0645 \u0627\u0644\u0623\u0645\u0627\u0646 \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u0646 \u0628\u0645\u0646\u0641\u0627\u062e \u0639\u0644\u0649 \u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u0641\u0639\u0644\u064a\u0629\u060c \u0648\u0644\u064a\u0633 \u0641\u0642\u0637 \u0639\u0644\u0649 \u0641\u0626\u0629 \u0627\u0644\u0635\u0645\u0627\u0645.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u062a\u0639\u062f\u064a\u0644 \u0631\u0623\u0633 \u0627\u0644\u062a\u0641\u0631\u064a\u063a \u062a\u0633\u0628\u0628 \u0641\u064a \u0627\u0647\u062a\u0632\u0627\u0632 \u0627\u0644\u0635\u0645\u0627\u0645 \u0627\u0644\u062a\u0642\u0644\u064a\u062f\u064a<\/h3>\n\n\n\n<p><strong>\u0645\u0627 \u0627\u0644\u0645\u0634\u0643\u0644\u0629 \u0627\u0644\u062a\u064a \u062d\u062f\u062b\u062a:<\/strong> \u0635\u0645\u0627\u0645 \u0623\u0645\u0627\u0646 \u062a\u0642\u0644\u064a\u062f\u064a \u0645\u062d\u0645\u0644 \u0628\u0646\u0627\u0628\u0636 \u0627\u062c\u062a\u0627\u0632 \u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u0645\u0635\u0646\u0639\u060c \u0648\u0644\u0643\u0646\u0647 \u0627\u0647\u062a\u0632 \u0628\u0639\u062f \u062a\u0639\u062f\u064a\u0644 \u0631\u0623\u0633 \u0627\u0644\u062a\u0641\u0631\u064a\u063a \u0641\u064a \u0627\u0644\u0645\u0635\u0646\u0639.<\/p>\n\n\n\n<p><strong>\u0644\u0645\u0627\u0630\u0627 \u062d\u062f\u062b \u0630\u0644\u0643:<\/strong> \u062a\u0645 \u062a\u0645\u062f\u064a\u062f \u062e\u0637 \u0627\u0644\u0645\u062e\u0631\u062c \u0648\u0631\u0628\u0637\u0647 \u0628\u0631\u0623\u0633 \u0645\u0634\u062a\u0631\u0643. \u0632\u0627\u062f \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062e\u0644\u0641\u064a \u0627\u0644\u0645\u062a\u0631\u0627\u0643\u0645 \u0623\u062b\u0646\u0627\u0621 \u0627\u0644\u062a\u0646\u0641\u064a\u0633.<\/p>\n\n\n\n<p><strong>\u0627\u0644\u0633\u0628\u0628 \u0627\u0644\u062d\u0642\u064a\u0642\u064a \u0644\u0644\u0646\u0638\u0627\u0645:<\/strong> \u0644\u0645 \u062a\u0639\u0643\u0633 \u0623\u0633\u0627\u0633\u064a\u0627\u062a \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0635\u0645\u0627\u0645 \u0646\u0638\u0627\u0645 \u0627\u0644\u0645\u062e\u0631\u062c \u0627\u0644\u0645\u0639\u062f\u0644. \u0644\u0645 \u064a\u0643\u0646 \u0627\u0644\u0635\u0645\u0627\u0645 \u0645\u0639\u064a\u0628\u064b\u0627 \u0641\u064a \u0638\u0631\u0648\u0641 \u0627\u0644\u0645\u0635\u0646\u0639\u060c \u0648\u0644\u0643\u0646 \u062d\u0627\u0644\u0629 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062e\u0644\u0641\u064a \u0627\u0644\u0645\u062b\u0628\u062a\u0629 \u0642\u062f \u062a\u063a\u064a\u0631\u062a.<\/p>\n\n\n\n<p><strong>\u0627\u0644\u0625\u062c\u0631\u0627\u0621 \u0627\u0644\u062a\u0635\u062d\u064a\u062d\u064a:<\/strong> \u062a\u0645\u062a \u0625\u0639\u0627\u062f\u0629 \u062d\u0633\u0627\u0628 \u0645\u0642\u0627\u0648\u0645\u0629 \u0646\u0638\u0627\u0645 \u0627\u0644\u0645\u062e\u0631\u062c \u0648\u0636\u063a\u0637 \u0627\u0644\u0631\u0623\u0633 \u0627\u0644\u0645\u0634\u062a\u0631\u0643. \u062a\u0645\u062a \u0645\u0631\u0627\u062c\u0639\u0629 \u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0645\u0646\u0641\u0627\u062e \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u0646 \u0644\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u0645\u062a\u0623\u062b\u0631\u0629.<\/p>\n\n\n\n<p><strong>\u0627\u0644\u0648\u0642\u0627\u064a\u0629:<\/strong> \u064a\u062c\u0628 \u0623\u0646 \u064a\u0624\u062f\u064a \u0623\u064a \u062a\u0639\u062f\u064a\u0644 \u0641\u064a \u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u062e\u0631\u062c \u0623\u0648 \u0627\u0644\u0631\u0623\u0633 \u0625\u0644\u0649 \u0645\u0631\u0627\u062c\u0639\u0629 \u0644\u062a\u0646\u0641\u064a\u0633 \u0627\u0644\u0636\u063a\u0637 \u0642\u0628\u0644 \u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u0635\u0645\u0627\u0645 \u0625\u0644\u0649 \u0627\u0644\u062e\u062f\u0645\u0629.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0627\u0646\u0633\u062f\u0627\u062f \u0641\u062a\u062d\u0629 \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0641\u064a \u0627\u0644\u063a\u0637\u0627\u0621 \u0623\u0644\u063a\u0649 \u0648\u0638\u064a\u0641\u0629 \u0627\u0644\u0645\u0646\u0641\u0627\u062e<\/h3>\n\n\n\n<p><strong>\u0645\u0627 \u0627\u0644\u0645\u0634\u0643\u0644\u0629 \u0627\u0644\u062a\u064a \u062d\u062f\u062b\u062a:<\/strong> \u0623\u0638\u0647\u0631 \u0635\u0645\u0627\u0645 \u0623\u0645\u0627\u0646 \u0645\u062a\u0648\u0627\u0632\u0646 \u0628\u0645\u0646\u0641\u0627\u062e \u0633\u0644\u0648\u0643\u064b\u0627 \u063a\u064a\u0631 \u0645\u0633\u062a\u0642\u0631 \u0628\u0639\u062f \u0627\u0644\u0635\u064a\u0627\u0646\u0629.<\/p>\n\n\n\n<p><strong>\u0644\u0645\u0627\u0630\u0627 \u062d\u062f\u062b \u0630\u0644\u0643:<\/strong> \u062a\u0645 \u062d\u0638\u0631 \u0641\u062a\u062d\u0629 \u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u063a\u0637\u0627\u0621 \u0623\u062b\u0646\u0627\u0621 \u0627\u0644\u0639\u0645\u0644 \u0627\u0644\u0645\u064a\u062f\u0627\u0646\u064a \u0644\u0623\u0646\u0647 \u062a\u0645 \u0627\u0644\u062e\u0644\u0637 \u0628\u064a\u0646\u0647\u0627 \u0648\u0628\u064a\u0646 \u0641\u062a\u062d\u0629 \u063a\u064a\u0631 \u0636\u0631\u0648\u0631\u064a\u0629.<\/p>\n\n\n\n<p><strong>\u0627\u0644\u0633\u0628\u0628 \u0627\u0644\u062d\u0642\u064a\u0642\u064a \u0644\u0644\u0646\u0638\u0627\u0645:<\/strong> \u0643\u0627\u0646\u062a \u062d\u0627\u0644\u0629 \u0641\u062a\u062d\u0629 \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u062c\u0632\u0621\u064b\u0627 \u0645\u0646 \u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0635\u0645\u0627\u0645. \u062d\u0638\u0631\u0647\u0627 \u063a\u064a\u0651\u0631 \u0628\u064a\u0626\u0629 \u0627\u0644\u0636\u063a\u0637 \u062d\u0648\u0644 \u0627\u0644\u0645\u0646\u0641\u0627\u062e \u0648\u0627\u0644\u063a\u0637\u0627\u0621.<\/p>\n\n\n\n<p><strong>\u0627\u0644\u0625\u062c\u0631\u0627\u0621 \u0627\u0644\u062a\u0635\u062d\u064a\u062d\u064a:<\/strong> \u062a\u0645\u062a \u0627\u0633\u062a\u0639\u0627\u062f\u0629 \u062d\u0627\u0644\u0629 \u0641\u062a\u062d\u0629 \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0648\u0641\u0642\u064b\u0627 \u0644\u062a\u0639\u0644\u064a\u0645\u0627\u062a \u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629\u060c \u0648\u062a\u0645 \u0641\u062d\u0635 \u0627\u0644\u0645\u0646\u0641\u0627\u062e\u060c \u0648\u0623\u0639\u064a\u062f \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0635\u0645\u0627\u0645.<\/p>\n\n\n\n<p><strong>\u0627\u0644\u0648\u0642\u0627\u064a\u0629:<\/strong> \u064a\u062c\u0628 \u0623\u0646 \u062a\u062d\u062f\u062f \u0642\u0648\u0627\u0626\u0645 \u0641\u062d\u0635 \u0627\u0644\u0635\u064a\u0627\u0646\u0629 \u0628\u0648\u0636\u0648\u062d \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0641\u062a\u062d\u0629 \u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u063a\u0637\u0627\u0621 \u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0645\u0646\u0641\u0627\u062e \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u0646\u0629.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0627\u0644\u063a\u0627\u0632 \u0627\u0644\u0645\u0633\u0628\u0628 \u0644\u0644\u062a\u0622\u0643\u0644 \u0623\u0644\u062d\u0642 \u0627\u0644\u0636\u0631\u0631 \u0628\u0627\u0644\u0645\u0646\u0641\u0627\u062e \u0648\u0645\u0646\u0637\u0642\u0629 \u0627\u0644\u0645\u0642\u0639\u062f<\/h3>\n\n\n\n<p><strong>\u0645\u0627 \u0627\u0644\u0645\u0634\u0643\u0644\u0629 \u0627\u0644\u062a\u064a \u062d\u062f\u062b\u062a:<\/strong> \u0628\u062f\u0623 \u0635\u0645\u0627\u0645 \u0645\u062a\u0648\u0627\u0632\u0646 \u0628\u0645\u0646\u0641\u0627\u062e \u0641\u064a \u0627\u0644\u062a\u0633\u0631\u064a\u0628 \u0628\u0639\u062f \u062e\u062f\u0645\u0629 \u0645\u062a\u0643\u0631\u0631\u0629 \u0641\u064a \u062a\u0637\u0628\u064a\u0642 \u063a\u0627\u0632 \u0645\u0633\u0628\u0628 \u0644\u0644\u062a\u0622\u0643\u0644.<\/p>\n\n\n\n<p><strong>\u0644\u0645\u0627\u0630\u0627 \u062d\u062f\u062b \u0630\u0644\u0643:<\/strong> \u0643\u0627\u0646\u062a \u0645\u0627\u062f\u0629 \u062c\u0633\u0645 \u0627\u0644\u0635\u0645\u0627\u0645 \u0645\u0642\u0628\u0648\u0644\u0629\u060c \u0644\u0643\u0646 \u0627\u0644\u0645\u0646\u0641\u0627\u062e \u0648\u0623\u0633\u0637\u062d \u0627\u0644\u0645\u0642\u0639\u062f \u0644\u0645 \u062a\u0643\u0646 \u0645\u062a\u0648\u0627\u0641\u0642\u0629 \u0645\u0639 \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u0645\u0633\u0628\u0628\u0629 \u0644\u0644\u062a\u0622\u0643\u0644 \u0627\u0644\u0641\u0639\u0644\u064a\u0629.<\/p>\n\n\n\n<p><strong>\u0627\u0644\u0633\u0628\u0628 \u0627\u0644\u062d\u0642\u064a\u0642\u064a \u0644\u0644\u0646\u0638\u0627\u0645:<\/strong> \u0631\u0643\u0632\u062a \u0645\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0645\u0648\u0627\u062f \u0639\u0644\u0649 \u062a\u0635\u0646\u064a\u0641 \u0636\u063a\u0637 \u0627\u0644\u062c\u0633\u0645 \u0648\u0623\u063a\u0641\u0644\u062a \u062a\u0648\u0627\u0641\u0642 \u0627\u0644\u0645\u0646\u0641\u0627\u062e \u0648\u0623\u062c\u0632\u0627\u0621 \u0627\u0644\u0636\u0628\u0637 (trim).<\/p>\n\n\n\n<p><strong>\u0627\u0644\u0625\u062c\u0631\u0627\u0621 \u0627\u0644\u062a\u0635\u062d\u064a\u062d\u064a:<\/strong> \u062a\u0645\u062a \u0645\u0631\u0627\u062c\u0639\u0629 \u0645\u0627\u062f\u0629 \u0627\u0644\u0645\u0646\u0641\u0627\u062e\u060c \u0627\u0644\u0642\u0631\u0635\u060c \u0627\u0644\u0641\u0648\u0647\u0629\u060c \u0648\u0623\u062c\u0632\u0627\u0621 \u0627\u0644\u062f\u0644\u064a\u0644 \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0626\u064a \u0627\u0644\u0641\u0639\u0644\u064a \u0644\u0644\u0648\u0633\u0637 \u0648\u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629.<\/p>\n\n\n\n<p><strong>\u0627\u0644\u0648\u0642\u0627\u064a\u0629:<\/strong> \u064a\u062c\u0628 \u0623\u0646 \u062a\u062a\u0636\u0645\u0646 \u0648\u062b\u0627\u0626\u0642 \u0637\u0644\u0628 \u0639\u0631\u0648\u0636 \u0627\u0644\u0623\u0633\u0639\u0627\u0631 (RFQ) \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0626\u064a \u0644\u0644\u0648\u0633\u0637\u060c \u0648\u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629\u060c \u0648\u062e\u0637\u0631 \u0627\u0644\u062a\u0622\u0643\u0644\u060c \u0648\u0634\u0647\u0627\u062f\u0627\u062a \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629 \u0644\u0623\u062c\u0632\u0627\u0621 \u0627\u0644\u0645\u0646\u0641\u0627\u062e \u0648\u0627\u0644\u0636\u0628\u0637 (trim).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u062a\u062c\u0627\u0647\u0644 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0646\u0641\u0627\u062e \u0648\u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062e\u0644\u0641\u064a \u0639\u0646\u062f \u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0628\u0646\u0641\u0633 \u062d\u062c\u0645 \u0627\u0644\u062a\u0648\u0635\u064a\u0644<\/h3>\n\n\n\n<p><strong>\u0645\u0627 \u0627\u0644\u0645\u0634\u0643\u0644\u0629 \u0627\u0644\u062a\u064a \u062d\u062f\u062b\u062a:<\/strong> \u062a\u0645 \u0627\u0642\u062a\u0631\u0627\u062d \u0635\u0645\u0627\u0645 \u0628\u062f\u064a\u0644 \u0628\u0646\u0641\u0633 \u062d\u062c\u0645 \u0627\u0644\u0645\u062f\u062e\u0644 \u0648\u0627\u0644\u0645\u062e\u0631\u062c \u0644\u062e\u062f\u0645\u0629 \u0643\u0627\u0646\u062a \u062a\u0633\u062a\u062e\u062f\u0645 \u0633\u0627\u0628\u0642\u064b\u0627 \u062a\u0635\u0645\u064a\u0645\u064b\u0627 \u0645\u062a\u0648\u0627\u0632\u0646\u064b\u0627 \u0628\u0645\u0646\u0641\u0627\u062e.<\/p>\n\n\n\n<p><strong>\u0644\u0645\u0627\u0630\u0627 \u062d\u062f\u062b \u0630\u0644\u0643:<\/strong> \u0637\u0627\u0628\u0642 \u0639\u0631\u0636 \u0627\u0644\u0633\u0639\u0631 \u062d\u062c\u0645 \u0627\u0644\u0641\u0644\u0646\u062c\u0629 \u0648\u0641\u0626\u0629 \u0627\u0644\u0636\u063a\u0637\u060c \u0644\u0643\u0646\u0647 \u0644\u0645 \u064a\u0624\u0643\u062f \u0628\u0648\u0636\u0648\u062d \u0628\u0646\u0627\u0621 \u0627\u0644\u0645\u0646\u0641\u0627\u062e\u060c \u0623\u0648 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062e\u0644\u0641\u064a \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647\u060c \u0623\u0648 \u0627\u0644\u0633\u0639\u0629 \u0627\u0644\u0645\u0639\u062a\u0645\u062f\u0629 \u0641\u064a \u0638\u0644 \u0638\u0631\u0648\u0641 \u0627\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u0645\u062d\u062f\u062f\u0629.<\/p>\n\n\n\n<p><strong>\u0627\u0644\u0633\u0628\u0628 \u0627\u0644\u062d\u0642\u064a\u0642\u064a \u0644\u0644\u0646\u0638\u0627\u0645:<\/strong> \u0631\u0643\u0632\u062a \u0645\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0645\u0634\u062a\u0631\u064a\u0627\u062a \u0639\u0644\u0649 \u0627\u0644\u0645\u0644\u0627\u0621\u0645\u0629 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0648\u0627\u0644\u0633\u0639\u0631 \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0623\u0633\u0627\u0633 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0623\u0635\u0644\u064a \u0644\u0644\u0636\u063a\u0637 \u0627\u0644\u062e\u0644\u0641\u064a.<\/p>\n\n\n\n<p><strong>\u0627\u0644\u0625\u062c\u0631\u0627\u0621 \u0627\u0644\u062a\u0635\u062d\u064a\u062d\u064a:<\/strong> \u062a\u0645 \u062a\u0639\u0644\u064a\u0642 \u0639\u0631\u0636 \u0627\u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u062d\u062a\u0649 \u0623\u0643\u062f \u0627\u0644\u0645\u0648\u0631\u062f \u0646\u0648\u0639 \u0627\u0644\u0635\u0645\u0627\u0645\u060c \u0648\u0645\u0627\u062f\u0629 \u0627\u0644\u0645\u0646\u0641\u0627\u062e\u060c \u0648\u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062e\u0644\u0641\u064a \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647\u060c \u0648\u0627\u0644\u0633\u0639\u0629 \u0627\u0644\u0645\u0639\u062a\u0645\u062f\u0629\u060c \u0648\u0627\u0644\u0648\u062b\u0627\u0626\u0642.<\/p>\n\n\n\n<p><strong>\u0627\u0644\u0648\u0642\u0627\u064a\u0629:<\/strong> \u064a\u062c\u0628 \u0623\u0646 \u062a\u062a\u0636\u0645\u0646 \u0637\u0644\u0628\u0627\u062a \u0639\u0631\u0648\u0636 \u0627\u0644\u0623\u0633\u0639\u0627\u0631 \u0644\u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0646\u0648\u0639 \u0627\u0644\u0635\u0645\u0627\u0645 \u0627\u0644\u0623\u0635\u0644\u064a\u060c \u0648\u062a\u0639\u064a\u064a\u0646 \u0627\u0644\u0641\u062a\u062d\u0629\u060c \u0648\u0627\u0644\u0633\u0639\u0629 \u0627\u0644\u0645\u0639\u062a\u0645\u062f\u0629\u060c \u0648\u0623\u0633\u0627\u0633 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062e\u0644\u0641\u064a\u060c \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0646\u0641\u0627\u062e\u060c \u0648\u062d\u0632\u0645\u0629 \u0627\u0644\u0645\u0633\u062a\u0646\u062f\u0627\u062a \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u0642\u0627\u0626\u0645\u0629 \u0627\u0644\u062a\u062d\u0642\u0642 \u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0635\u0645\u0627\u0645 \u0627\u0644\u0623\u0645\u0627\u0646 \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u0646 \u0628\u0645\u0646\u0641\u0627\u062e<\/h2>\n\n\n\n<p>\u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0642\u0627\u0626\u0645\u0629 \u0627\u0644\u062a\u062d\u0642\u0642 \u0627\u0644\u062a\u0627\u0644\u064a\u0629 \u0623\u062b\u0646\u0627\u0621 \u0627\u0644\u0645\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0641\u0646\u064a\u0629\u060c \u0623\u0648 \u0645\u0642\u0627\u0631\u0646\u0629 \u0639\u0631\u0648\u0636 \u0627\u0644\u0623\u0633\u0639\u0627\u0631\u060c \u0623\u0648 \u0627\u0644\u0645\u0648\u0627\u0641\u0642\u0629 \u0639\u0644\u0649 \u0627\u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u062e\u062f\u0645\u0629 \u0644\u0644\u062a\u0623\u0643\u064a\u062f<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u0628\u0646\u062f \u0627\u0644\u0641\u062d\u0635<\/th><th>\u0644\u0645\u0627\u0630\u0627 \u0647\u0648 \u0645\u0647\u0645<\/th><th>\u062a\u0645 \u0627\u0644\u062a\u0623\u0643\u064a\u062f<\/th><\/tr><\/thead><tbody><tr><td>\u0627\u0644\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0645\u062d\u0645\u064a\u0629<\/td><td>\u064a\u062d\u062f\u062f \u062d\u062f\u0648\u062f \u0627\u0644\u0636\u063a\u0637 \u0648\u0623\u0633\u0627\u0633 \u0627\u0644\u0643\u0648\u062f<\/td><td>\u2610<\/td><\/tr><tr><td>\u0636\u063a\u0637 \u0627\u0644\u0636\u0628\u0637<\/td><td>\u064a\u062d\u062f\u062f \u0646\u0642\u0637\u0629 \u0641\u062a\u062d \u0627\u0644\u0635\u0645\u0627\u0645<\/td><td>\u2610<\/td><\/tr><tr><td>\u0633\u0639\u0629 \u0627\u0644\u062a\u0646\u0641\u064a\u0633 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629<\/td><td>\u064a\u0624\u0643\u062f \u0648\u0627\u062c\u0628 \u0627\u0644\u062d\u0645\u0627\u064a\u0629<\/td><td>\u2610<\/td><\/tr><tr><td>\u0633\u0639\u0629 \u062a\u0646\u0641\u064a\u0633 \u0645\u0639\u062a\u0645\u062f\u0629<\/td><td>\u064a\u062a\u062d\u0642\u0642 \u0645\u0646 \u0642\u062f\u0631\u0629 \u0627\u0644\u0635\u0645\u0627\u0645<\/td><td>\u2610<\/td><\/tr><tr><td>\u062d\u0627\u0644\u0629 \u0627\u0644\u0648\u0633\u0637 \u0648\u0627\u0644\u0633\u0627\u0626\u0644<\/td><td>\u064a\u0624\u062b\u0631 \u0639\u0644\u0649 \u0646\u0648\u0639 \u0627\u0644\u0635\u0645\u0627\u0645\u060c \u0648\u062d\u062c\u0645\u0647\u060c \u0648\u0627\u0644\u0645\u0627\u062f\u0629<\/td><td>\u2610<\/td><\/tr><tr><td>\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0646\u0641\u064a\u0633<\/td><td>\u064a\u0624\u062b\u0631 \u0639\u0644\u0649 \u0627\u0644\u0645\u0646\u0641\u0627\u062e\u060c \u0648\u0627\u0644\u0646\u0627\u0628\u0636\u060c \u0648\u0627\u0644\u0642\u0637\u0639\u0629 \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629\u060c \u0648\u0627\u0644\u0645\u0642\u0639\u062f<\/td><td>\u2610<\/td><\/tr><tr><td>\u0646\u0648\u0639 \u0648\u0642\u064a\u0645\u0629 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062e\u0644\u0641\u064a<\/td><td>\u064a\u062d\u062f\u062f \u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646 \u062a\u0648\u0627\u0632\u0646 \u0627\u0644\u0645\u0646\u0641\u0627\u062e \u0645\u0637\u0644\u0648\u0628\u064b\u0627 \u0648\u0645\u0642\u0628\u0648\u0644\u064b\u0627<\/td><td>\u2610<\/td><\/tr><tr><td>\u0648\u062c\u0647\u0629 \u0627\u0644\u0645\u062e\u0631\u062c<\/td><td>\u064a\u062d\u062f\u062f \u0633\u0644\u0648\u0643 \u0646\u0638\u0627\u0645 \u0627\u0644\u062a\u0641\u0631\u064a\u063a<\/td><td>\u2610<\/td><\/tr><tr><td>\u0645\u0627\u062f\u0629 \u0627\u0644\u0645\u0646\u0641\u0627\u062e<\/td><td>\u064a\u0624\u062b\u0631 \u0639\u0644\u0649 \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u062a\u0622\u0643\u0644 \u0648\u0627\u0644\u0625\u062c\u0647\u0627\u062f<\/td><td>\u2610<\/td><\/tr><tr><td>\u0645\u062a\u0637\u0644\u0628 \u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u063a\u0637\u0627\u0621<\/td><td>\u062d\u0627\u0633\u0645 \u0644\u0644\u0648\u0638\u064a\u0641\u0629 \u0627\u0644\u0635\u062d\u064a\u062d\u0629 \u0648\u0627\u0644\u0635\u064a\u0627\u0646\u0629<\/td><td>\u2610<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062e\u0644\u0641\u064a \u0627\u0644\u0645\u0637\u0644\u0648\u0628 \u062a\u0642\u062f\u064a\u0645\u0647\u0627<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0636\u063a\u0637 \u062e\u0644\u0641\u064a \u0645\u062a\u0631\u0627\u0643\u0628\u060c \u062b\u0627\u0628\u062a \u0623\u0648 \u0645\u062a\u063a\u064a\u0631<\/li>\n\n\n\n<li>\u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062e\u0644\u0641\u064a \u0627\u0644\u0645\u062a\u0631\u0627\u0643\u0645 \u0627\u0644\u0645\u0642\u062f\u0631<\/li>\n\n\n\n<li>\u062d\u062c\u0645 \u0648\u0637\u0648\u0644 \u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0645\u062e\u0631\u062c<\/li>\n\n\n\n<li>\u0627\u0644\u0623\u0643\u0648\u0627\u0639\u060c \u0627\u0644\u0645\u062e\u0641\u0636\u0627\u062a\u060c \u0648\u0627\u0644\u062a\u062c\u0647\u064a\u0632\u0627\u062a<\/li>\n\n\n\n<li>\u0627\u0646\u062e\u0641\u0627\u0636 \u0636\u063a\u0637 \u0643\u0627\u062a\u0645 \u0627\u0644\u0635\u0648\u062a \u0623\u0648 \u0627\u0644\u0645\u0641\u0644<\/li>\n\n\n\n<li>\u0636\u063a\u0637 \u0627\u0644\u0631\u0623\u0633 \u0627\u0644\u0645\u0634\u062a\u0631\u0643<\/li>\n\n\n\n<li>\u0627\u0641\u062a\u0631\u0627\u0636\u0627\u062a \u0627\u0644\u062a\u0646\u0641\u064a\u0633 \u0627\u0644\u0645\u062a\u0632\u0627\u0645\u0646\u0629<\/li>\n\n\n\n<li>\u062d\u0627\u0644\u0629 \u0627\u0644\u0634\u0639\u0644\u0629 \u0623\u0648 \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u0645\u063a\u0644\u0642\u0629<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u0627\u0644\u0645\u0633\u062a\u0646\u062f\u0627\u062a \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629 \u0645\u0646 \u0627\u0644\u0645\u0648\u0631\u062f<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0648\u0631\u0642\u0629 \u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0635\u0645\u0627\u0645<\/li>\n\n\n\n<li>\u0631\u0633\u0645 \u0627\u0644\u062a\u0631\u062a\u064a\u0628 \u0627\u0644\u0639\u0627\u0645<\/li>\n\n\n\n<li>\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0633\u0639\u0629 \u0627\u0644\u0645\u0639\u062a\u0645\u062f\u0629<\/li>\n\n\n\n<li>\u0645\u0639\u0644\u0648\u0645\u0627\u062a \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062e\u0644\u0641\u064a \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647<\/li>\n\n\n\n<li>\u0634\u0647\u0627\u062f\u0629 \u0645\u0627\u062f\u0629 \u0627\u0644\u0645\u0646\u0641\u0627\u062e<\/li>\n\n\n\n<li>\u0634\u0647\u0627\u062f\u0629 \u0645\u0627\u062f\u0629 \u0627\u0644\u062a\u0642\u0644\u064a\u0645<\/li>\n\n\n\n<li>\u062a\u0642\u0631\u064a\u0631 \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0636\u063a\u0637<\/li>\n\n\n\n<li>\u062a\u0642\u0631\u064a\u0631 \u0627\u062e\u062a\u0628\u0627\u0631 \u062a\u0633\u0631\u0628 \u0627\u0644\u0645\u0642\u0639\u062f\u060c \u0625\u0630\u0627 \u0644\u0632\u0645 \u0627\u0644\u0623\u0645\u0631<\/li>\n\n\n\n<li>\u0634\u0647\u0627\u062f\u0629 \u0627\u0644\u0645\u0639\u0627\u064a\u0631\u0629<\/li>\n\n\n\n<li>\u062f\u0644\u064a\u0644 \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0648\u0627\u0644\u0635\u064a\u0627\u0646\u0629<\/li>\n\n\n\n<li>\u0633\u062c\u0644 \u0627\u0644\u0625\u0635\u0644\u0627\u062d \u0623\u0648 \u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u0634\u0647\u0627\u062f\u0629\u060c \u0625\u0630\u0627 \u0643\u0627\u0646 \u0645\u0646\u0637\u0628\u0642\u064b\u0627<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u0623\u0633\u0626\u0644\u0629 \u0644\u0637\u0631\u062d\u0647\u0627 \u0642\u0628\u0644 \u0627\u0644\u0645\u0648\u0627\u0641\u0642\u0629<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0647\u0644 \u064a\u0645\u062a\u0644\u0643 \u0627\u0644\u0635\u0645\u0627\u0645 \u0633\u0639\u0629 \u0645\u0639\u062a\u0645\u062f\u0629 \u0643\u0627\u0641\u064a\u0629 \u0644\u062d\u0645\u0644 \u0627\u0644\u062a\u0646\u0641\u064a\u0633 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u061f<\/li>\n\n\n\n<li>\u0647\u0644 \u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0645\u0646\u0641\u0627\u062e \u0645\u0646\u0627\u0633\u0628 \u0644\u0644\u0636\u063a\u0637 \u0627\u0644\u062e\u0644\u0641\u064a \u0627\u0644\u0645\u062a\u0631\u0627\u0643\u0628 \u0648\u0627\u0644\u0645\u062a\u0632\u0627\u064a\u062f \u0644\u062f\u064a\u0646\u0627\u061f<\/li>\n\n\n\n<li>\u0645\u0627 \u0647\u0648 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062e\u0644\u0641\u064a \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647 \u0645\u0646 \u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629 \u0644\u0647\u0630\u0627 \u0627\u0644\u0645\u0648\u062f\u064a\u0644 \u0648\u0627\u0644\u062e\u062f\u0645\u0629\u061f<\/li>\n\n\n\n<li>\u0645\u0627\u0630\u0627 \u064a\u062d\u062f\u062b \u0625\u0630\u0627 \u0641\u0634\u0644 \u0627\u0644\u0645\u0646\u0641\u0627\u062e\u061f<\/li>\n\n\n\n<li>\u0647\u0644 \u064a\u062c\u0628 \u0623\u0646 \u064a\u0638\u0644 \u0645\u0646\u0641\u0630 \u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u063a\u0637\u0627\u0621 \u0645\u0641\u062a\u0648\u062d\u064b\u0627\u061f<\/li>\n\n\n\n<li>\u0647\u0644 \u0645\u0627\u062f\u0629 \u0627\u0644\u0645\u0646\u0641\u0627\u062e \u0645\u062a\u0648\u0627\u0641\u0642\u0629 \u0645\u0639 \u0627\u0644\u0648\u0633\u0637 \u0648\u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629\u061f<\/li>\n\n\n\n<li>\u0647\u0644 \u064a\u0645\u0643\u0646 \u0641\u062d\u0635 \u0627\u0644\u0635\u0645\u0627\u0645 \u0648\u0635\u064a\u0627\u0646\u062a\u0647 \u0641\u064a \u0638\u0631\u0648\u0641 \u0627\u0644\u0645\u0635\u0646\u0639 \u0644\u062f\u064a\u0646\u0627\u061f<\/li>\n\n\n\n<li>\u0645\u0627 \u0647\u064a \u0648\u062b\u0627\u0626\u0642 \u0627\u0644\u0625\u0635\u0644\u0627\u062d \u0648\u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u0645\u0639\u0627\u064a\u0631\u0629 \u0627\u0644\u062a\u064a \u0633\u064a\u062a\u0645 \u062a\u0642\u062f\u064a\u0645\u0647\u0627\u061f<\/li>\n<\/ul>\n\n\n\n<p><strong>\u062f\u0639\u0648\u0629 \u0644\u0645\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0645\u0634\u0631\u0648\u0639:<\/strong> \u0647\u0644 \u062a\u062d\u062a\u0627\u062c \u0625\u0644\u0649 \u0645\u0633\u0627\u0639\u062f\u0629 \u0641\u064a \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0635\u0645\u0627\u0645 \u0627\u0644\u0623\u0645\u0627\u0646 \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u0646 \u0628\u0645\u0646\u0641\u0627\u062e \u0645\u0646\u0627\u0633\u0628\u064b\u0627 \u0644\u062e\u062f\u0645\u062a\u0643\u061f<\/p>\n\n\n\n<p>\u0623\u0631\u0633\u0644 \u0644\u0646\u0627 \u0627\u0644\u0648\u0633\u0637 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u064a\u060c \u0636\u063a\u0637 \u0627\u0644\u0636\u0628\u0637\u060c \u0633\u0639\u0629 \u0627\u0644\u062a\u0646\u0641\u064a\u0633 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629\u060c \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0646\u0641\u064a\u0633\u060c \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062e\u0644\u0641\u064a \u0627\u0644\u0645\u062a\u0631\u0627\u0643\u0628\u060c \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062e\u0644\u0641\u064a \u0627\u0644\u0645\u062a\u0631\u0627\u0643\u0645\u060c \u0648\u062c\u0647\u0629 \u0627\u0644\u0645\u062e\u0631\u062c \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0648\u0627\u062f \u0644\u0644\u0645\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0647\u0646\u062f\u0633\u064a\u0629.<\/p>\n\n\n\n<p><strong>\u0623\u062f\u0644\u0629 \u0647\u0646\u062f\u0633\u064a\u0629 \u0630\u0627\u062a \u0635\u0644\u0629 \u0628\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0623\u0645\u0627\u0646:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"\/ar\/blog\/safety-valve-selection-guide\/\">\u062f\u0644\u064a\u0644 \u0627\u062e\u062a\u064a\u0627\u0631 \u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0623\u0645\u0627\u0646<\/a><\/li>\n\n\n\n<li><a href=\"\/ar\/blog\/how-back-pressure-affects-safety-valve-performance\/\">\u0643\u064a\u0641 \u064a\u0624\u062b\u0631 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062e\u0644\u0641\u064a \u0639\u0644\u0649 \u0623\u062f\u0627\u0621 \u0635\u0645\u0627\u0645 \u0627\u0644\u0623\u0645\u0627\u0646<\/a><\/li>\n\n\n\n<li><a href=\"\/ar\/blog\/safety-valve-sizing-and-certified-relieving-capacity-guide\/\">\u062f\u0644\u064a\u0644 \u062d\u0633\u0627\u0628 \u0645\u0642\u0627\u0633\u0627\u062a \u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0623\u0645\u0627\u0646 \u0648\u0633\u0639\u0629 \u0627\u0644\u062a\u0646\u0641\u064a\u0633 \u0627\u0644\u0645\u0639\u062a\u0645\u062f\u0629<\/a><\/li>\n\n\n\n<li><a href=\"\/ar\/blog\/safety-valve-set-pressure-overpressure-blowdown\/\">\u0636\u063a\u0637 \u0636\u0628\u0637 \u0635\u0645\u0627\u0645 \u0627\u0644\u0623\u0645\u0627\u0646\u060c \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0632\u0627\u0626\u062f \u0648\u062a\u0646\u0641\u064a\u0633 \u0627\u0644\u0636\u063a\u0637 (Blowdown) \u0645\u0634\u0631\u0648\u062d\u0629<\/a><\/li>\n\n\n\n<li><a href=\"\/ar\/blog\/spring-loaded-vs-pilot-operated-safety-valves\/\">\u0645\u0642\u0627\u0631\u0646\u0629 \u0628\u064a\u0646 \u0635\u0645\u0627\u0645 \u0627\u0644\u0623\u0645\u0627\u0646 \u0645\u062d\u0645\u0644 \u0628\u0646\u0627\u0628\u0636 \u0648\u0635\u0645\u0627\u0645 \u0627\u0644\u0623\u0645\u0627\u0646 \u064a\u0639\u0645\u0644 \u0628\u0627\u0644\u0628\u0627\u064a\u0644\u0648\u062a<\/a><\/li>\n\n\n\n<li><a href=\"\/ar\/blog\/safety-valve-installation-guide-inlet-outlet-discharge-piping\/\">\u062f\u0644\u064a\u0644 \u062a\u0631\u0643\u064a\u0628 \u0635\u0645\u0627\u0645 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\u0648\u0627\u0644\u0645\u0639\u064a\u0627\u0631 \u0627\u0644\u0645\u0637\u0628\u0642 \u0623\u0648 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062a\u0648\u062b\u064a\u0642.<\/p>","protected":false},"excerpt":{"rendered":"<p>A balanced bellows safety valve uses a bellows element to reduce the effect of outlet back pressure on valve opening, lift, relieving capacity and reseating behavior. It is commonly considered when a conventional spring-loaded safety valve may be affected by superimposed back pressure, built-up back pressure, common discharge headers, closed vent systems or variable outlet&#8230;<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-53012","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/posts\/53012","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/comments?post=53012"}],"version-history":[{"count":3,"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/posts\/53012\/revisions"}],"predecessor-version":[{"id":53021,"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/posts\/53012\/revisions\/53021"}],"wp:attachment":[{"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/media?parent=53012"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/categories?post=53012"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/tags?post=53012"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}