Home / Standards / GB/T 36172-2018 GB/T 36172-2018 Active Polyethylene sleeving of ductile iron pipelines for site application 现场安装聚乙烯套球墨铸铁管线 Standard Type GBT ICS 23.040.10;23.040.60 CCS H48 Status 现行 Issue Date 2018-05-14 Implementation 2019-02-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A