Home / Standards / GB/T 28294-2012 GB/T 28294-2012 Abolished Steel slag composite material 钢渣复合料 Standard Type GBT ICS 77.140.99 CCS H54 Status 废止 Issue Date 2012-05-11 Implementation 2013-02-01 Responsible Dept 中国钢铁工业协会 Drafting Unit 中国钢铁工业协会