GB/T 13912-2002 《Metallic coatings--Hot dip galvanized coatings on fabricated iron and steel articles--Specifications and test methods》 Related products

GB/T 13912-2002 "Metal coatings, steel parts hot-dip galvanized coating technical requirements and test methods", specifies the technical requirements and test methods of steel parts hot-dip galvanized coating. The content covers galvanized coating Appearance, Film thickness, adhesion strength, corrosion resistance and other index requirements, clarify specific detection methods, inspection rules and signs, Encasement and other matters. The standard provides a basis for standardizing the mass of hot-dip galvanized coating of steel parts and ensuring protection performance, and helps to improve the corrosion resistance of steel products.