Home / Standards / GB/T 11376-2020 GB/T 11376-2020 Active Metallic and other inorganic coatings—Phosphate conversion coating of metals 金属及其他无机覆盖层 金属的磷化膜 Standard Type GBT ICS 25.220.20 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