Home / Standards / GB/T 17186-1997 GB/T 17186-1997 Abolished Calculating method for the strength of steel pipe flanged joint 钢制管法兰连接强度计算方法 Standard Type GBT ICS 23.040.50 CCS J15 Status 废止 Issue Date 1997-12-26 Implementation 1998-10-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A