Home / Standards / GB 13590-1992 GB 13590-1992 Abolished Steel and iron slag cement 钢渣矿渣水泥 Standard Type GB ICS 91.100.10 CCS Q11 Status 废止 Issue Date 1992-07-28 Implementation 1993-06-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A