The ferroalloy industry should be developed in the desulfurizer with hig h manganese alloy for hot metal,sili-con -free alloy,aluminium -free all oy,special alloy and high efficient composite alloy for steelmaking.

• 铁合金行业应开发含高Mg合金的铁水脱S剂,炼钢所需的无硅、无铝、特种合金、高效复合合金。