Home / Standards / GB/T 23294-2009 GB/T 23294-2009 Abolished Abrasion resistant refractory materials 耐磨耐火材料 Standard Type GBT ICS 81.08 CCS Q44 Status 废止 Issue Date 2016-03-04 Implementation 2009-12-01 Responsible Dept N/A Drafting Unit N/A