Home / Standards / GB/T 39712-2020 GB/T 39712-2020 Active Sulphoaluminate cement for marine rapid construction 快速施工用海工硫铝酸盐水泥 Standard Type GBT ICS 91.100.10 CCS Q11 Status 现行 Issue Date 2020-12-14 Implementation 2021-11-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A