Home / Standards / GB/T 41422-2022 GB/T 41422-2022 Active Oriented unplasticized poly(vinyl chloride)(PVC-O) pipes and joints for the conveyance of water under pressure 压力输水用取向硬聚氯乙烯(PVC-O)管材和连接件 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