Home / Standards / GB/T 20564.9-2016 GB/T 20564.9-2016 Active Continuously cold rolled high strength steel sheet and strip for automobile—Part 9: Quenching and partitioning steel 汽车用高强度冷连轧钢板及钢带 第9部分:淬火配分钢 Standard Type GBT ICS 77.140.50 CCS H46 Status 现行 Issue Date 2016-10-13 Implementation 2017-09-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A