在不锈钢生产中,钢种纯净度的提高,使不锈钢材料的多种性能大为改善。新日铁Hikari 钢厂开发了一种超纯净不锈钢的精炼技术,即 EF—AOD—CC 工艺。该新工艺的目的在于:(1)改善高合金不锈钢加工性能,用连铸手段生产高合金不锈钢。(2)发展一般用途的 Cr 不锈钢生产技术。该工艺 In stainless steel production, the purity of steel increases, so that a variety of stainless steel materials greatly improved performance. Nippon Steel Hikari Steel has developed an ultra-pure stainless steel refining technology, the EF-AOD-CC process. The purpose of this new process is: (1) to improve the processing performance of high-alloy stainless steels and to produce high-alloy stainless steels by continuous casting. (2) The development of general-purpose Cr stainless steel production technology. The process