CoCrFeNi系高熵合金的力学性能研究现状  

Research Status of Mechanical Properties of CoCrFeNi High-entropy Alloys

作　　者：王威 曹正航 孙振忠[1] 海洋 WANG Wei;CAO Zhenghang;SUN Zhenzhong;HAI Yang(School of Mechanical Engineering,Dongguan University of Technology,Dongguan 523808,China)

机构地区：[1]东莞理工学院机械工程学院,广东东莞523808

出　　处：《热加工工艺》2024年第18期9-12,18,共5页Hot Working Technology

基　　金：广东省基础与应用基础研究基金项目(2019A1515110016);广东省科技计划项目(2019B121205003)。

摘　　要：高熵合金因其高强度、高硬度、耐辐照性和优异的高温稳定性等成为近年来材料领域里的研究热点。CoCrFeNi合金以其室温下优异的塑性受到广泛关注,而通过适当的元素成分调控改善合金的微观组织可以增加CoCrFeNi合金的强度。综述了CoCrFeNi系高熵合金的力学性能研究现状;阐述了元素掺杂、热机械处理等对CoCrFeNi合金微观组织和力学性能的影响。High-entropy alloys have become a research hotspot in the field of materials in recent years due to their high strength,high hardness,radiation resistance and excellent high temperature stability.Because of the excellent plasticity at room temperature,CoCrFeNi alloys have received extensive attention.The control of element composition to improve the microstructure of the alloy can increase the strength of CoCrFeNi alloy.The research status of the mechanical properties of CoCrFeNi-based high-entropy alloys was reviewed.The effects of element doping and thermomechanical treatment on the microstructure and mechanical properties of CoCrFeNi alloy were investigated.

关 键 词：高熵合金 组元设计 力学性能 热机械处理 

分 类 号：TG139[一般工业技术—材料科学与工程]