Home / Standards / GB/T 18439-2001 GB/T 18439-2001 Active Harbour crane--General requirements for stability 港口起重机 稳定性基本要求 Standard Type GBT ICS 53.020.20 CCS K46 Status 现行 Issue Date 2001-09-03 Implementation 2002-04-01 Responsible Dept 交通运输部 Drafting Unit N/A