This standard specifies the technical requirements for hot-dip galvanized layers on steel products. This standard applies to hot-dip galvanized layers used for corrosion protection of steel products. This standard does not apply to hot-dip galvanized layers on unprocessed steel wires, pipes and plates. This standard does not specify the properties and surface conditions of the base material before hot-dip galvanizing. For base materials that affect the effect of hot-dip galvanizing, please refer to Appendix A. GB/T 13912-1992 Technical requirements for hot-dip galvanized layers on steel products with metal coatings GB/T13912-1992 Standard download and decompression password: www.bzxz.net
This standard specifies the technical requirements for hot-dip galvanized layers on steel products. This standard applies to hot-dip galvanized layers used for corrosion protection of steel products. This standard does not apply to hot-dip galvanized layers on unprocessed steel wires, pipes and plates. This standard does not specify the properties and surface conditions of the base material before hot-dip galvanizing. For base materials that affect the effect of hot-dip galvanizing, please refer to Appendix A.

National Standard of the People's Republic of China
Metallic Coverings
Technical Requirements for Hot-Dip Galvanizing of Steel Products
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