GB/T 19473.3-2020
ActivePolybutene (PB) piping systems for hot and cold water installations—Part 3: Fittings
冷热水用聚丁烯（PB）管道系统 第3部分：管件
Application Summary AI generated
This standard specifies the definitions, materials, dimensional requirements, and performance testing methods for polybutene (PB) fittings used in hot and cold water piping systems. It is applied in residential, commercial, and industrial plumbing installations where PB pipes are joined, ensuring leak-proof connections and long-term durability under varying water temperatures. The standard is critical for manufacturers, quality inspectors, and construction engineers to verify fitting compatibility and safety in pressurized water supply networks.
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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.