Home / Standards / GB/T 19278 GB/T 19278 Active General terms and their definitions of thermoplastic pipes, fittings and valves 热塑性塑料管材、管件与阀门 通用术语及其定义 Standard Type GBT ICS 83.140.30 CCS G33 Status 现行 Issue Date 2018-12-28 Implementation 2019-07-01 Responsible Dept 中国轻工业联合会 Drafting Unit 中国轻工业联合会