COREX ironmaking means that conventional ironmaking system with blast furnace, coke oven and sintering circuit is replaced by melting reduction ironmaking with non-coking coal and oxygen.

• COREX是用非炼焦煤与氧气的熔融还原炼铁法，取代传统的高炉、焦炉、烧结组成的炼铁系统。薄板坯连铸连轧将近终形连铸与直接轧制相结合，缩短了传统连铸与轧钢工艺流程。