Home / Standards / GB/T 15558.1-2015 GB/T 15558.1-2015 Abolished Buried polyethylene(PE) piping systems for the supply of gaseous fuels—Part 1 :Pipes 燃气用埋地聚乙烯（PE）管道系统 第1部分：管材 Standard Type GBT ICS 83.140.30 CCS G33 Status 废止 Issue Date 2015-12-31 Implementation 2017-01-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A