Home / Standards / GB/T 38252-2019 GB/T 38252-2019 Active Test method of fire-resistant integrity for building windows and doors 建筑门窗耐火完整性试验方法 Standard Type GBT ICS 91.060.50 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