GB/T 34202-2017
ActiveDuctile iron pipes, fittings and accessories—Epoxy coating (heavy-duty)
球墨铸铁管、管件及附件 环氧涂层（重防腐）
Application Summary AI generated
This standard specifies technical requirements, test methods, and acceptance criteria for heavy-duty epoxy coatings applied to ductile iron pipes, fittings, and accessories. It is primarily used in water supply, wastewater, and industrial fluid systems where enhanced corrosion protection is needed for buried or submerged infrastructure. The standard ensures coating durability and performance in harsh environments, such as saline soils or chemical exposure, for municipal and industrial pipeline projects.
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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.