Home / Standards / GB/T 13912-2020 GB/T 13912-2020 Active Metallic coatings—Hot dip galvanized coatings on fabricated iron and steel articles—Specifications and test methods 金属覆盖层 钢铁制件热浸镀锌层 技术要求及试验方法 Standard Type GBT ICS 25.220.40 CCS A29 Status 现行 Issue Date 2020-06-02 Implementation 2021-05-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A