GB/T 9799-1997 "Metal coating, zinc platings on steel", specifies the technical requirements of zinc platings on the surface of steel, covering indicators such as Appearance, Film thickness, adhesion strength, corrosion resistance performance, etc., and clarifies test methods, inspection rules and signs, Encasement, transportation, storage requirements. This standard provides the basis for standardizing the zinc platings mass on the surface of steel and ensuring its protective performance, which helps to improve the corrosion resistance and service life of steel products.
| Status | Abolish |
|---|---|
| CCS | A29 | ICS | 25.220.40 |
| Release Date | 1997-07-25 00:00:00 | Implementation Date | 1998-02-01 00:00:00 |