Home / Standards / GB/T 18742.2-2017 GB/T 18742.2-2017 Active Polypropylene (PP) piping systems for hot and cold water installations—Part 2: Pipes 冷热水用聚丙烯管道系统 第2部分:管材 Standard Type GBT ICS 83.140.30 CCS G33 Status 现行 Issue Date 2017-10-14 Implementation 2018-05-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A