Home / Standards / GB/T 984-2001 GB/T 984-2001 Active Hardfacing electrodes for shielded metal arc welding 堆焊焊条 Standard Type GBT ICS 25.160.20 CCS J33 Status 现行 Issue Date 2001-12-17 Implementation 2002-06-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委