GB/T 9999-2011 "Metal and Miscellaneous Inorganic Coatings, Treated Zinc Platings on Steel", specifies the technical requirements for zinc platings treated on steel surfaces. It covers platings Appearance, Film thickness, corrosion resistance, binding force and other indicators, clarifies test methods, inspection rules, and also stipulates product labeling, Encasement, transportation and storage. This standard provides the basis for standardizing the production and mass control of such zinc platings, and ensures the protection performance and product mass of platings.
| Status | Active |
|---|---|
| CCS | A29 | ICS | 25.220.40 |
| Release Date | 2011-12-30 00:00:00 | Implementation Date | 2012-10-01 00:00:00 |