Home / Standards / GB/T 5683-2008 GB/T 5683-2008 Abolished Ferrochromium 铬铁 Standard Type GBT ICS 77.100 CCS H42 Status 废止 Issue Date 2008-08-05 Implementation 2009-04-01 Responsible Dept 中国钢铁工业协会 Drafting Unit 中国钢铁工业协会