Home / Standards / GB/T 23658-2009 GB/T 23658-2009 Active Elastomeric seals - Material requirement for seals used in pipes and fittings carrying gaseous fuels and hydricarbon fluid 弹性体密封圈 输送气体燃料和烃类液体的管道和配件用密封圈的材料要求 Standard Type GBT ICS 83.140.50 CCS G43 Status 现行 Issue Date 2009-04-24 Implementation 2009-12-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A