GB/T 21385-2025
ActiveMetal-seated ball valve
金属密封球阀
Application Summary AI generated
GB/T 21385-2025 specifies the technical requirements, test methods, inspection rules, and marking for metal-seated ball valves used in fluid systems. It applies to industrial pipelines in sectors such as petrochemical, natural gas, and power generation where high temperature, high pressure, or abrasive media require tight shut-off and durability. The standard ensures valves meet performance criteria for sealing, corrosion resistance, and operational safety under demanding service conditions.
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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.