Home / Standards / GB/T 30592-2014 GB/T 30592-2014 Active Test method for solar heat gain coefficient of transparent envelope 透光围护结构太阳得热系数检测方法 Standard Type GBT ICS 91.040.01 CCS P31 Status 现行 Issue Date 2014-03-27 Implementation 2014-12-01 Responsible Dept 住房城乡建设部 Drafting Unit N/A