GB/T 12227-2025
ActiveGeneral purpose industrial valves—Technical specification for ductile iron castings
通用阀门 球墨铸铁件技术规范
Application Summary AI generated
This standard specifies the technical requirements, test methods, inspection rules, and marking for ductile iron castings used in general purpose industrial valves. It is applied in the manufacturing and quality control of valve components such as bodies, bonnets, and discs, ensuring their mechanical properties and integrity in fluid control systems across industries like water supply, petrochemical, and HVAC.
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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.