Home / Standards / GB/T 29460-2012 GB/T 29460-2012 Active Safey assessment for electrofusion joint of polyethylene pipes containing defects 含缺陷聚乙烯管道电熔接头安全评定 Standard Type GBT ICS 25.160.40 CCS J33 Status 现行 Issue Date 2012-12-31 Implementation 2013-07-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委