Home / Standards / GB/T 38264-2019 GB/T 38264-2019 Active Classification and test method of resistance against impact for curtain wall 建筑幕墙耐撞击性能分级及检测方法 Standard Type GBT ICS 91.060.10 CCS P32 Status 现行 Issue Date 2019-12-10 Implementation 2020-11-01 Responsible Dept 住房城乡建设部 Drafting Unit N/A