Home / Standards / GB/T 709-1988 GB/T 709-1988 Abolished Dimensions,shape,weight and tolerances for hot-rolled plates and sheets 热轧钢板和钢带的尺寸、外形、重量及允许偏差 Standard Type GBT ICS 77.140 CCS H46 Status 废止 Issue Date 1988-02-29 Implementation 1989-07-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A