Home / Standards / GB/T 11376-1997 GB/T 11376-1997 Abolished Phosphate conversion coatings for metals 金属的磷酸盐转化膜 Standard Type GBT ICS 25.220.40 CCS A29 Status 废止 Issue Date 1997-07-25 Implementation 1998-02-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A