GB/T 17457-2009
AbolishedDuctile iron pipes and fittings - Cement mortar lining
球墨铸铁管和管件 水泥砂浆内衬
Application Summary AI generated
GB/T 17457-2009 specifies the technical requirements for cement mortar lining applied to the internal surfaces of ductile iron pipes and fittings. It is used in water supply and drainage systems to provide corrosion protection and maintain water quality by preventing internal pipe degradation. This standard applies to manufacturing and quality inspection of ductile iron pipes and fittings intended for potable water and wastewater applications.
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