Home / Standards / GB/T 20410-2006 GB/T 20410-2006 Active Steels for turbine bolts at high temperature 涡轮机高温螺栓用钢 Standard Type GBT ICS 77.140.60 CCS H44 Status 现行 Issue Date 2006-08-16 Implementation 2007-01-01 Responsible Dept 中国钢铁工业协会 Drafting Unit 中国钢铁工业协会