Home / Standards / GB/T 30827-2014 GB/T 30827-2014 Active Technical conditions for external prestressing tendons 体外预应力索技术条件 Standard Type GBT ICS 77.140.65 CCS H49 Status 现行 Issue Date 2014-05-06 Implementation 2015-04-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A