Home / Standards / GB/T 705-1989 GB/T 705-1989 Abolished Hot-rolled hexagonal andoctagonal steel bars--Dimensions, shape,weight and tolerance 热轧六角钢和八角钢尺寸、外形、重量及允许偏差 Standard Type GBT ICS 77.140.70 CCS H44 Status 废止 Issue Date 1989-03-22 Implementation 1990-01-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A