Home / Standards / GB/T 2650-2022 GB/T 2650-2022 Active Destructive tests on welds in metallic materials—Impact tests 金属材料焊缝破坏性试验 冲击试验 Standard Type GBT ICS 25.160.40 CCS J33 Status 现行 Issue Date 2022-10-12 Implementation 2022-10-12 Responsible Dept 中国机械工业联合会 Drafting Unit N/A