Home / Standards / GB/T 37989-2019 GB/T 37989-2019 Active Lightweight concrete of sulphoaluminate cement 轻质硫铝酸盐水泥混凝土 Standard Type GBT ICS 91.100.30 CCS Q13 Status 现行 Issue Date 2019-08-30 Implementation 2020-07-01 Responsible Dept 住房城乡建设部 Drafting Unit N/A