Home / Standards / GB/T 15826.7-1995 GB/T 15826.7-1995 Abolished Machining allowances and tolerances for steel open die forgings on hammer--Shaft with steps 锤上钢质自由锻件机械加工余量与公差 台阶轴类 Standard Type GBT ICS 25.010 CCS J32 Status 废止 Issue Date 1995-12-14 Implementation 1996-08-01 Responsible Dept 中国机械工业联合会 Drafting Unit 中国机械工业联合会