GB/T 12235-2007
AbolishedSteel globe valves and lift check valve for petroleum, petrochemical and allied industries
石油、石化及相关工业用钢制截止阀和升降式止回阀
Application Summary AI generated
GB/T 12235-2007 specifies the design, materials, pressure-temperature ratings, and testing requirements for steel globe valves and lift check valves used in petroleum, petrochemical, and allied industrial fluid systems. It applies to valves with flanged or butt-weld ends, ensuring reliable shut-off and backflow prevention in pipelines handling oil, gas, and chemical media under specified pressure and temperature conditions. This standard is primarily used for procurement, manufacturing, and quality inspection in refineries, chemical plants, and related processing facilities.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.