Home / Standards / GB/T 44032-2024 GB/T 44032-2024 Active Identification method for iron ore and materials containing iron 铁矿石与含铁物料的鉴别方法 Standard Type GBT ICS 73.060.10 CCS D 31 Status 现行 Issue Date 2024-05-28 Implementation 2024-12-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A