Home / Standards / GB/T 26479-2011 GB/T 26479-2011 Active Fire test for soft-seated quarter-turn valves 弹性密封部分回转阀门 耐火试验 Standard Type GBT ICS 23.060.01 CCS J16 Status 现行 Issue Date 2011-05-12 Implementation 2011-10-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A