Home / Standards / GB/T 5293-1999 GB/T 5293-1999 Abolished Carbon steel electrodes and fluxs for submergedarc welding 埋弧焊用碳钢焊丝和焊剂 Standard Type GBT ICS 25.160.20 CCS J33 Status 废止 Issue Date 1999-09-03 Implementation 2000-03-01 Responsible Dept 国家标准委 Drafting Unit N/A