Strengthening-toughening methods and mechanisms of Mg-Li alloy:a review

作     者：Xiang Peng Wen-Cai Liu Guo-Hua Wu Xiang Peng;Wen-Cai Liu;Guo-Hua Wu

作者机构：National Engineering Research Center of Light Alloy Net Forming and State Key Laboratory of Metal Matrix CompositeSchool of Materials Science and EngineeringShanghai Jiao Tong UniversityShanghai 200240China 

出 版 物：《Rare Metals》 (稀有金属（英文版）)

年 卷 期：2022年第41卷第4期

页      面：1176-1188页

核心收录：

学科分类：0806[工学-冶金工程] 08[工学] 0805[工学-材料科学与工程（可授工学、理学学位）] 080502[工学-材料学] 

基　　金：the National Natural Science Foundation of China(Nos.51771115,51775334,51821001 and U2037601) the Joint Fund for Space Science and Technology(No.6141B06310106) 

主　　题：Mg-Li alloy Solution strengthening Precipitation strengthening Grain reflnement strengthening Compound strengthening 

摘      要：Magnesium-lithium(Mg-Li) alloy,as the lightest metal structure material,has unparalleled market prospects in aerospace,weapons and equipment,electronic technology,transportation,and many other ***,it is hard to balance the superlight and high strength of Mg-Li alloy,and the inferior high-temperature strength and poor high-temperature stability limit the wide application of Mg-Li *** present,the main methods to improve the mechanical properties of Mg-Li alloy are alloying,grain refinement,and compound *** domestic and overseas research progress in the strengthening and toughening methods and mechanisms of Mg-Li alloy are reviewed,and the future development of the high strength and high toughness Mg-Li alloy is prospected.