Home / Standards / GB/T 716-1991 GB/T 716-1991 Abolished Cold-rolled carbon structural steel strips 碳素结构钢冷轧钢带 Standard Type GBT ICS 77.140.60 CCS H46 Status 废止 Issue Date 1991-03-26 Implementation 1991-11-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A