Home / Standards / GB/T 24173-2009 GB/T 24173-2009 Abolished Steel sheets - Secondary work embrittlement testing method 钢板 二次加工脆化试验方法 Standard Type GBT ICS 77.040.10 CCS H22 Status 废止 Issue Date 2009-06-25 Implementation 2010-04-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A