【摘要】 叙述了马氏体时效不锈钢的发展历史与现状,并总结了该钢种的成分、性能和强韧化机理等方面的特点。马氏体时效不锈钢的发展趋势是采用超高洁净度([H]+[O]+[N]+[S]+[P]≤40×10-6(ppm))的真空熔炼及全流程组织细化及成分均匀化控制等技术,研制高强、高韧、具有优良综合性能的马氏体时效不锈钢。更多还原

【Abstract】 The development and state-of-the-art of maraging stainless steel,including its chemical composition,properties and the mechanism of strengthening and toughening is reviewed.The developing trend of application of super pure vacuum melting technology(++[P]≤40×10^-6（ppm）)and the controlling of extra-fine grain homogenization structure in whole fabricating process is emphasized.更多还原