Home / Standards / GB/T 37791-2019 GB/T 37791-2019 Abolished Corrosion-resistant alloy strips for welding 耐蚀合金焊带 Standard Type GBT ICS 77.140.99;77.140.50 CCS H59 Status 废止 Issue Date 2019-08-30 Implementation 2020-07-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A