Home / Standards / GB/T 32290-2015 GB/T 32290-2015 Active Reduced-wall,Resilient-seated gate valves for water supply service 供水系统用弹性密封轻型闸阀 Standard Type GBT ICS 23.060.30 CCS J16 Status 现行 Issue Date 2015-12-10 Implementation 2016-07-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A