Home / Standards / GB/T 33500-2017 GB/T 33500-2017 Active External wall insulation foam ceramic 外墙外保温泡沫陶瓷 Standard Type GBT ICS 91.100.25 CCS Q31 Status 现行 Issue Date 2017-02-28 Implementation 2018-01-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A