Home / Standards / GB/T 41950-2022 GB/T 41950-2022 Active Metallic coatings—Electroplated coatings of zinc and zinc alloys on iron or steel with supplementary Cr(Ⅵ)-free treatment 金属覆盖层 钢铁上经过无六价铬处理的锌和锌合金电镀层 Standard Type GBT ICS 25.220.40 CCS A29 Status 现行 Issue Date 2022-12-30 Implementation 2023-07-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A