Home / Standards / GB/T 39711-2020 GB/T 39711-2020 Active Sulphoaluminate cement mending binder for marine engineering 海洋工程用硫铝酸盐水泥修补胶结料 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