增材制造高强度钢的研究与应用进展  

Progress in Research and Applications of Additive Manufacturing of High-Strength Steels

作　　者：刘雨[1] 王长军[1] 王春旭[1] 刘振宝[1] 褚韦涵 梁剑雄[1] Liu Yu;Wang Changjun;Wang Chunxu;Liu Zhenbao;Chu Weihan;Liang Jianxiong(Research Institute of Special Steels,Central Iron&Steel Research Institute Co.,Ltd.,Beijing 100081,China)

机构地区：[1]钢铁研究总院有限公司特殊钢研究院,北京100081

出　　处：《特殊钢》2023年第5期22-32,共11页Special Steel

基　　金：钢铁研究总院自主投入基金项目(No.21T62450ZD)。

摘　　要：高强度钢的增材制造已成为金属增材制造领域发展的主要方向之一,首先,对增材制造金属材料与技术的研究进展与前沿动态进行了追踪,分别对低合金超高强度钢、高合金超高强度钢以及高强度不锈钢三种类型高强度钢重点牌号的相关研究进行分析,详细总结了各种典型高强度钢的制粉和打印工艺、热处理工艺以及组织性能等方面的相关工作。其次,重点关注了国内外增材制造高强度钢的典型应用和主要研究成果。针对目前高强度钢增材制造领域标准体系建设的不足,在专用合金的正向设计与研发、大尺寸高精度与智能化装备发展以及标准体系建设三个方面提出了相关建议。基于对增材制造高强度钢的研究与应用进展的分析,提出了领域重点关注方向以及相关技术进一步发展的趋势,以助于促进增材制造高强度钢的工业化推广应用。Additive manufacturing(AM)of high-strength steels has become one of the main technological directions in the field of metal additive manufacturing.Firstly the research progress and frontier dynamics of AM metallic materials and technologies are traced,the relevant studies on the key grades of three types high-strength steels has been analyzed respectively,including low alloy ultrahigh-strength steels,high alloy ultrahigh-strength steels and stainless high-strength steels,the relative works on powder metallurgy,printing process,heat treatment,microstructure and mechanical properties of various typical high strength steel have been summarized in detail.Secondly it focuses on the typical applications and main achievements of AM high-strength steels at home and abroad.Furthermore,in view of current shortcomings in the development of the system establishment of AM high-strength steels,relevant suggestions are put forward in three aspects including the forward design and research of special alloys,the development of large-scale high-precision and intelligent facilities,and the system construction of standards.Based on the analysis of research and application progress of AM high-strength steels,the focus of key areas direction and the further development trend of relevent technologies are proposed,in order to further promote the industrial application of AM high-strength steel.

关 键 词：增材制造 高强度钢 制备工艺 微观组织 力学性能 

分 类 号：TG136.3[一般工业技术—材料科学与工程]