Home / Standards / GB/T 12333-1990 GB/T 12333-1990 Abolished Metallic coatings--Electroplated coatings of copper for engineering purposes 金属覆盖层 工程用铜电镀层 Standard Type GBT ICS 25.220.40 CCS A29 Status 废止 Issue Date 1990-04-27 Implementation 1990-12-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A