Home / Standards / GB/T 13242-1991 GB/T 13242-1991 Abolished Iron ores--Low-temperature disintegration test--Method using cold tumbling after static reduction 铁矿石 低温粉化试验 静态还原后使用冷转鼓的方法 Standard Type GBT ICS 73.060 CCS D31 Status 废止 Issue Date 1991-11-06 Implementation 1992-07-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A