Home / Standards / GB/T 1596-2005 GB/T 1596-2005 Active Fly ash used for cement and concrete 用于水泥和混凝土中的粉煤灰 Standard Type GBT ICS 91.100.10 CCS Q12 Status 现行 Issue Date 2005-01-19 Implementation 2005-08-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A