Home / Standards / GB/T 11357-1989 GB/T 11357-1989 Abolished Quality,Surface roughness and balance oftransmission pulleys 带轮的材质、表面粗糙度及平衡 Standard Type GBT ICS 21.220.20 CCS J18 Status 废止 Issue Date 1989-06-12 Implementation 1990-01-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A