新型高强韧钛锆合金研究进展  

Research Progress on New High Strength and High Toughness Ti-Zr Alloys

作　　者：景然[1] 王永善[1] 叶茜 孙悦颖 解念锁[1] JING Ran, WANG Yongshan, YE Xi, SUN Yueying, XIE Niansuo(School of Materials Science and Engineering, Shaanxi University of Technology, Hanzhong 723001, China)

机构地区：[1]陕西理工大学材料科学与工程学院,陕西汉中723001

出　　处：《铸造技术》2018年第10期2420-2424,共5页Foundry Technology

基　　金：国家自然科学基金(51701111);陕西省教育厅专项科研计划项目(17JK0158);陕西理工大学博士科研基金(SLGQD14-13)

摘　　要：钛锆基合金具有高比强度、抗辐照、耐腐蚀以及良好的尺寸稳定性等优异性能,因此在航空航天、核工业和生物医用等领域具有很好的应用前景。综述了钛锆基合金在航空航天、核工业以及生物医用领域的潜在应用,重点阐述了高强韧钛锆基合金成分设计与优化、强韧化机制以及组织与性能之间的关系,讨论了最佳钛锆基合金体系和成分。Ti-Zr alloy has high specific strength, irradiation resistance, corrosion resistance and good dimensional stability, so it has good application prospect in aerospace, nuclear industry and biomedical fields. The potential applications of Ti-Zr based alloys in aerospace, nuclear industry and biomedical fields are reviewed. The design and optimization of high strength and toughness Ti-Zr based alloy chemical compositions, the mechanism of strengthening and toughening, and the relationship between microstructure and performance are emphatically described, and the optimum Ti-Zr based alloy system and its composition are discussed.

关 键 词：钛锆基合金 合金化 强韧化 力学性能 

分 类 号：TG146[一般工业技术—材料科学与工程]