Home / Standards / GB/T 43982.1-2024 GB/T 43982.1-2024 Active Plastics piping systems for renovation of underground water supply networks—Part 1: General 地下供水管网非开挖修复用塑料管道系统 第1部分:总则 Standard Type GBT ICS 83.140.30 CCS G33 Status 现行 Issue Date 2024-05-28 Implementation 2024-12-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A