GB/T 13404-2008
ActiveNon-metallic PTFE envelope gaskets for pipe flanges
管法兰用非金属聚四氟乙烯包覆垫片
Application Summary AI generated
This standard specifies the dimensions, technical requirements, and test methods for non-metallic PTFE envelope gaskets used in pipe flange connections. It is applied in fluid systems, particularly in chemical, pharmaceutical, and food processing industries, where corrosion-resistant sealing is required for pipelines handling aggressive media. The standard ensures reliable sealing performance under moderate pressure and temperature conditions in flange joints.
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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.