Home / Standards / GB/T 3273-2015 GB/T 3273-2015 Active Hot-rolled steel plates and strips for automobile frames 汽车大梁用热轧钢板和钢带 Standard Type GBT ICS 77.140.50 CCS H46 Status 现行 Issue Date 2015-09-11 Implementation 2016-06-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A