{"id":5214,"date":"2025-08-11T16:13:07","date_gmt":"2025-08-11T08:13:07","guid":{"rendered":"https:\/\/waltervalves.com\/?p=5214"},"modified":"2025-08-11T16:13:08","modified_gmt":"2025-08-11T08:13:08","slug":"how-does-a-double-block-and-bleed-valve-work","status":"publish","type":"post","link":"https:\/\/waltervalves.com\/ar\/how-does-a-double-block-and-bleed-valve-work\/","title":{"rendered":"\u0643\u064a\u0641 \u064a\u0639\u0645\u0644 \u0635\u0645\u0627\u0645 \u0627\u0644\u0633\u062f \u0648\u0627\u0644\u0646\u0632\u0641 \u0627\u0644\u0645\u0632\u062f\u0648\u062c\u061f"},"content":{"rendered":"

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\"The-difference-between-shut-off-exhaust-valve-and-double-shut-off-exhaust-valve\"<\/figure>\n\n\n\n

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\"Relief-valve-in-double-block-and-bleed-system\"<\/figure>\n\n\n\n

\u062a\u0633\u0645\u062d \u0648\u0638\u064a\u0641\u062a\u0647 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0643\u0646\u0642\u0637\u0629 \u0645\u0631\u0627\u0642\u0628\u0629 \u0644\u0644\u0645\u0634\u063a\u0644\u064a\u0646 \u0628\u0627\u0644\u062a\u0623\u0643\u062f \u0628\u0634\u0643\u0644 \u0625\u064a\u062c\u0627\u0628\u064a \u0645\u0646 \u0633\u0644\u0627\u0645\u0629 \u0643\u0644\u0627 \u062d\u0627\u062c\u0632\u064a \u0627\u0644\u0639\u0632\u0644 - \u0639\u0646\u062f \u0641\u062a\u062d\u0647\u060c \u064a\u0634\u064a\u0631 \u0623\u064a \u0633\u0627\u0626\u0644 \u0623\u0648 \u0636\u063a\u0637 \u064a\u062a\u0645 \u0627\u0643\u062a\u0634\u0627\u0641\u0647 \u0641\u064a \u0645\u0646\u0641\u0630 \u0627\u0644\u0646\u0632\u0641 \u0625\u0644\u0649 \u0627\u062d\u062a\u0645\u0627\u0644 \u062d\u062f\u0648\u062b \u062a\u0633\u0631\u0628 \u0639\u0628\u0631 \u0623\u062d\u062f \u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0639\u0632\u0644 \u0623\u0648 \u0643\u0644\u064a\u0647\u0645\u0627. \u0648\u062a\u0639\u062a\u0628\u0631 \u0642\u062f\u0631\u0629 \u0627\u0644\u062a\u062d\u0642\u0642 \u0647\u0630\u0647 \u062d\u0627\u0633\u0645\u0629 \u0623\u062b\u0646\u0627\u0621 \u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u0635\u064a\u0627\u0646\u0629 \u062d\u064a\u062b \u064a\u062c\u0628 \u0627\u0644\u062a\u0623\u0643\u062f \u0645\u0646 \u0627\u0644\u0639\u0632\u0644 \u0627\u0644\u0645\u0637\u0644\u0642 \u0642\u0628\u0644 \u0628\u062f\u0621 \u0627\u0644\u0639\u0645\u0644.<\/p>\n\n\n\n

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\"Double-block-exhaust-valve-industrial-application\"<\/figure>\n\n\n\n

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\u0648\u062a\u0641\u0631\u0636 \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u0629 \u0645\u062b\u0644 API 6D \u0648ISO 14313 \u0648ASME B16.34 \u0639\u0644\u0649 \u0648\u062c\u0647 \u0627\u0644\u062a\u062d\u062f\u064a\u062f \u0627\u0633\u062a\u062e\u062f\u0627\u0645 DBB \u0644\u0641\u0626\u0627\u062a \u0636\u063a\u0637 \u0645\u0639\u064a\u0646\u0629 \u0648\u062e\u062f\u0645\u0627\u062a \u0633\u0648\u0627\u0626\u0644 \u0645\u0639\u064a\u0646\u0629\u060c \u062e\u0627\u0635\u0629 \u0641\u064a \u0627\u0644\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u0643\u0631\u0628\u0648\u0646\u064a\u0629. \u0648\u064a\u0639\u062a\u0645\u062f \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u0645\u0634\u063a\u0644\u064a\u0646 \u0627\u0644\u0622\u0646 \u0639\u0644\u0649 DBB \u0643\u0623\u0641\u0636\u0644 \u0645\u0645\u0627\u0631\u0633\u0629 \u062d\u062a\u0649 \u062e\u0627\u0631\u062c \u0646\u0637\u0627\u0642 \u0627\u0644\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062a\u0646\u0638\u064a\u0645\u064a\u0629\u060c \u0645\u062f\u0631\u0643\u064a\u0646 \u0623\u0646 \u0647\u0627\u0645\u0634 \u0627\u0644\u0623\u0645\u0627\u0646 \u0627\u0644\u0625\u0636\u0627\u0641\u064a \u064a\u0628\u0631\u0631 \u0627\u0644\u062a\u0643\u0644\u0641\u0629 \u0627\u0644\u0625\u0636\u0627\u0641\u064a\u0629.<\/p>\n\n\n\n

\u064a\u0633\u062a\u0645\u0631 \u0627\u0644\u062a\u0631\u0643\u064a\u0632 \u0627\u0644\u0645\u062a\u0632\u0627\u064a\u062f \u0639\u0644\u0649 \u0625\u062f\u0627\u0631\u0629 \u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0639\u0645\u0644\u064a\u0627\u062a \u0648\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0628\u064a\u0626\u0629 \u0641\u064a \u062f\u0641\u0639 \u0627\u0644\u062a\u0648\u0633\u0639 \u0641\u064a \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062a\u0642\u0646\u064a\u0629 DBB \u0641\u064a \u0645\u062e\u062a\u0644\u0641 \u0627\u0644\u0642\u0637\u0627\u0639\u0627\u062a \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629.<\/p>\n\n\n\n

\u0645\u0627 \u0647\u064a \u0627\u0644\u0623\u0646\u0648\u0627\u0639 \u0627\u0644\u0645\u062e\u062a\u0644\u0641\u0629 \u0645\u0646 \u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0645\u0632\u062f\u0648\u062c\u0629 \u0644\u0644\u0643\u062a\u0644\u0629 \u0627\u0644\u0645\u0632\u062f\u0648\u062c\u0629 \u0648\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u062a\u0633\u064a\u064a\u0644\u061f<\/h2>\n\n\n\n

\u064a\u0642\u062f\u0645 \u0627\u0644\u0633\u0648\u0642 \u0627\u0644\u0635\u0646\u0627\u0639\u064a \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u062a\u0643\u0648\u064a\u0646\u0627\u062a \u0627\u0644\u0645\u062a\u062e\u0635\u0635\u0629 \u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0643\u062a\u0644\u0629 \u0627\u0644\u0645\u0632\u062f\u0648\u062c\u0629 \u0648\u0627\u0644\u0646\u0632\u064a\u0641 (DBB)\u060c \u0643\u0644 \u0645\u0646\u0647\u0627 \u0645\u0635\u0645\u0645 \u0644\u062a\u0644\u0628\u064a\u0629 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u062a\u0634\u063a\u064a\u0644\u064a\u0629 \u0645\u062d\u062f\u062f\u0629.<\/p>\n\n\n\n

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\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0630\u0627\u062a \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0642\u0635\u0648\u0649 \u0627\u0644\u062a\u064a \u062a\u062a\u062c\u0627\u0648\u0632 400 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a\u060c \u062a\u062a\u0648\u0641\u0631 \u0625\u0635\u062f\u0627\u0631\u0627\u062a \u0630\u0627\u062a \u0645\u0642\u0627\u0639\u062f \u0645\u0639\u062f\u0646\u064a\u0629 \u062d\u064a\u062b \u062a\u0641\u0634\u0644 \u0627\u0644\u0645\u0642\u0627\u0639\u062f \u0627\u0644\u0644\u064a\u0646\u0629 \u0627\u0644\u062a\u0642\u0644\u064a\u062f\u064a\u0629\u060c \u0628\u064a\u0646\u0645\u0627 \u062a\u0645\u0646\u0639 \u062a\u0642\u0646\u064a\u0627\u062a \u0645\u0646\u0639 \u0627\u0644\u062a\u0633\u0631\u0628 \u0627\u0644\u062e\u0627\u0631\u062c\u064a \u0641\u064a \u0645\u062e\u062a\u0644\u0641 \u0638\u0631\u0648\u0641 \u0627\u0644\u062a\u0634\u063a\u064a\u0644.<\/p>\n\n\n\n

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\u064a\u062d\u0627\u0641\u0638 \u0643\u0644 \u0645\u062a\u063a\u064a\u0651\u0631 \u0639\u0644\u0649 \u0641\u0644\u0633\u0641\u0629 \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0644 DBB \u0645\u0639 \u062a\u0644\u0628\u064a\u0629 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0628\u064a\u0626\u0629 \u0627\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u0641\u0631\u064a\u062f\u0629 \u0645\u0646 \u062e\u0644\u0627\u0644 \u0647\u0646\u062f\u0633\u0629 \u0645\u062a\u062e\u0635\u0635\u0629.<\/p>\n\n\n\n

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\"Key-Selection-Criteria-for-Double-Block-and-Bleed-Valves-(DBB)\"<\/figure>\n\n\n\n

\u064a\u0633\u062a\u062f\u0639\u064a \u062a\u0635\u0645\u064a\u0645 \u0645\u0646\u0641\u0630 \u0627\u0644\u0646\u0632\u0641 \u0627\u0647\u062a\u0645\u0627\u0645\u064b\u0627 \u062e\u0627\u0635\u064b\u0627 \u0644\u0636\u0645\u0627\u0646 \u0633\u0639\u0629 \u062a\u0635\u0631\u064a\u0641 \u0643\u0627\u0641\u064a\u0629\u060c \u062d\u064a\u062b \u0645\u0646 \u0627\u0644\u0645\u062d\u062a\u0645\u0644 \u0623\u0646 \u062a\u0624\u062f\u064a \u0627\u0644\u0645\u0646\u0627\u0641\u0630 \u0627\u0644\u0635\u063a\u064a\u0631\u0629 \u0627\u0644\u062d\u062c\u0645 \u0625\u0644\u0649 \u0639\u062f\u0645 \u0627\u0643\u062a\u0645\u0627\u0644 \u0625\u0632\u0627\u0644\u0629 \u0627\u0644\u0636\u063a\u0637 \u0623\u0648 \u0628\u0637\u0621 \u0623\u0648\u0642\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u062c\u0627\u0628\u0629.<\/p>\n\n\n\n

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\u062a\u0636\u0645\u0646 \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u062a\u0642\u064a\u064a\u0645 \u0627\u0644\u0634\u0627\u0645\u0644\u0629 \u0647\u0630\u0647 \u0623\u0646 \u062a\u0647\u064a\u0626\u0629 DBB \u0627\u0644\u0645\u062e\u062a\u0627\u0631\u0629 \u062a\u0648\u0641\u0631 \u0623\u062f\u0627\u0621\u064b \u0645\u0648\u062b\u0648\u0642\u064b\u0627 \u0645\u0639 \u0627\u0644\u0648\u0641\u0627\u0621 \u0628\u062c\u0645\u064a\u0639 \u0627\u0644\u062a\u0632\u0627\u0645\u0627\u062a \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0648\u0627\u0644\u0627\u0644\u062a\u0632\u0627\u0645\u0627\u062a \u0627\u0644\u062a\u0646\u0638\u064a\u0645\u064a\u0629\u060c \u0645\u0645\u0627 \u064a\u0645\u0646\u0639 \u0641\u064a \u0627\u0644\u0646\u0647\u0627\u064a\u0629 \u0627\u0644\u0623\u0639\u0637\u0627\u0644 \u0627\u0644\u0645\u0643\u0644\u0641\u0629 \u0648\u0648\u0642\u062a \u0627\u0644\u062a\u0639\u0637\u0644.<\/p>\n\n\n\n

\u0627\u0644\u062e\u0627\u062a\u0645\u0629<\/h2>\n\n\n\n

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