Home / Standards / GB/T 21238-2016 GB/T 21238-2016 Active Glass fiber reinforced plastics mortar pipes 玻璃纤维增强塑料夹砂管 Standard Type GBT ICS 83.120 CCS Q23 Status 现行 Issue Date 2016-06-14 Implementation 2017-05-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A