Home / Standards / GB/T 26146-2010 GB/T 26146-2010 Active Eccentric stmi-ball valve 偏心半球阀 Standard Type GBT ICS 23.060.99 CCS J16 Status 现行 Issue Date 2011-01-14 Implementation 2011-10-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A