Home / Standards / GB/T 18998.3-2022 GB/T 18998.3-2022 Active Chlorinated poly(vinyl chloride)(PVC-C)piping systems for industrial applications—Part 3:Fittings 工业用氯化聚氯乙烯(PVC-C)管道系统 第3部分:管件 Standard Type GBT ICS 83.140.30 CCS G33 Status 现行 Issue Date 2022-04-15 Implementation 2022-11-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A