Home / Standards / GB/T 4217-2008 GB/T 4217-2008 Active Thermoplastics pipes for the conveyance of fluids - Nominal outside diameters and nominal pressures 流体输送用热塑性塑料管材 公称外径和公称压力 Standard Type GBT ICS 23.040.20 CCS G33 Status 现行 Issue Date 2008-08-19 Implementation 2009-05-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A