Home / Standards / GB/T 17912-2014 GB/T 17912-2014 Active Dimensions of refractory bricks for rotary kilns 回转窑用耐火砖形状尺寸 Standard Type GBT ICS 81.080 CCS Q40 Status 现行 Issue Date 2014-03-27 Implementation 2014-12-01 Responsible Dept 国家标准委 Drafting Unit N/A