The 30 t BOF at Shanghai No. 1 Iron &Steel Corporation uses usually poor quality hot metal for steelmaking.The FeO content in BOF slag is very high at the end point of smelting.

• 摘要上海第一钢铁（集团）公司30t转炉所用铁水条件较差，导致终渣中氧化铁含量很高。