Home / Standards / GB/T 24763-2009 GB/T 24763-2009 Active Steel slag for foamed concrete blocks 泡沫混凝土砌块用钢渣 Standard Type GBT ICS 77.140.99 CCS H54 Status 现行 Issue Date 2009-12-15 Implementation 2010-07-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A