Home / Standards / GB/T 24204-2025 GB/T 24204-2025 Active Iron ores for blast furnace feedstocks—Determination of low-temperature reduction-disintegration indices—Dynamic method 高炉炉料用铁矿石 低温还原粉化率的测定 动态试验法 Standard Type GBT ICS 73.060.10 CCS D31 Status 现行 Issue Date 2025-06-30 Implementation 2026-01-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A