Home / Standards / GB/T 28799.1-2012 GB/T 28799.1-2012 Abolished Plastics piping systems for hot and cold water installations - Polyethylene of raised temperature resistance (PE-RT) - Part 1: General 冷热水用耐热聚乙烯(PE-RT)管道系统 第1部分：总则 Standard Type GBT ICS 91.140.60;23.040.01 CCS G33 Status 废止 Issue Date 2012-11-05 Implementation 2013-03-01 Responsible Dept 中国轻工业联合会 Drafting Unit 中国轻工业联合会