Home / Standards / GB/T 17391-1998 GB/T 17391-1998 Abolished Test method for thermal stability of polyethylene pipes and fittings 聚乙烯管材与管件热稳定性试验方法 Standard Type GBT ICS 83.080.01 CCS G33 Status 废止 Issue Date 1998-05-19 Implementation 1999-02-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A