GB/T 17456.2-2010
AbolishedDuctile iron pipes - External zinc coating - Part 2: Zinc rich paint with finishing layer
球墨铸铁管外表面锌涂层 第2部分：带终饰层的富锌涂料涂层
Application Summary AI generated
This standard specifies the requirements for a zinc-rich paint coating with an additional finishing layer applied to the external surface of ductile iron pipes. It is used in the water supply, wastewater, and gas pipeline industries to provide enhanced corrosion protection for pipes installed in aggressive soil or atmospheric environments. The standard ensures the coating system meets performance criteria for adhesion, thickness, and durability during manufacturing and field application.
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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.