Home / Standards / GB/T 34189-2017 GB/T 34189-2017 Active Portland cement used for pipe pile without high pressure steam 免压蒸管桩硅酸盐水泥 Standard Type GBT ICS 91.100.10 CCS Q11 Status 现行 Issue Date 2017-09-07 Implementation 2018-08-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A