Home / Standards / GB/T 37421-2019 GB/T 37421-2019 Active Thermal spraying—Characterization and testing of thermally sprayed coatings 热喷涂 热喷涂涂层的表征和试验 Standard Type GBT ICS 25.220.20 CCS A29 Status 现行 Issue Date 2019-05-10 Implementation 2019-12-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A