Home / Standards / GB/T 9799-2024 GB/T 9799-2024 Active Metallic and other inorganic coatings—Electroplated coatings of zinc with supplementary treatments on orin or steel 金属及其他无机覆盖层 钢铁上经过处理的锌电镀层 Standard Type GBT ICS 25.220.40 CCS A29 Status 现行 Issue Date 2024-06-29 Implementation 2025-01-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A