Home / Standards / GB/T 25774.3 GB/T 25774.3 Active Test methods for welding consumables—Part 3:Preparation and testing of a fillet weld specimens for T-joint 焊接材料的检验 第3部分:T型接头角焊缝试样的制备及检验 Standard Type GBT ICS 25.160.20 CCS J33 Status 现行 Issue Date 2023-11-27 Implementation 2024-06-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委