Home / Standards / GB/T 5267.2-2021 GB/T 5267.2-2021 Active Fasteners—Non-electrolytically applied zinc flake coatings 紧固件 非电解锌片涂层 Standard Type GBT ICS 21.060.01;25.220.40 CCS J13 Status 现行 Issue Date 2021-12-31 Implementation 2022-07-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A