Home / Standards / GB/T 8484-2008 GB/T 8484-2008 Abolished Graduation and test method for thermal insulating properties of doors and windows 建筑外门窗保温性能分级及检测方法 Standard Type GBT ICS 91.060.50 CCS Q70 Status 废止 Issue Date 2008-07-30 Implementation 2009-03-01 Responsible Dept 住房城乡建设部 Drafting Unit 住房城乡建设部