Home / Standards / GB/T 20934-2016 GB/T 20934-2016 Active Steel tie rod 钢拉杆 Standard Type GBT ICS 77.140.60 CCS H44 Status 现行 Issue Date 2016-08-29 Implementation 2017-07-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A