Home / Standards / GB/T 37580-2019 GB/T 37580-2019 Active Requirements for buried polyethylene(PE) gas pipeline corrosion control engineering life cycle 聚乙烯(PE)埋地燃气管道腐蚀控制工程全生命周期要求 Standard Type GBT ICS 03.100.99 CCS A01 Status 现行 Issue Date 2019-06-04 Implementation 2020-05-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A