原位自生钛基复合材料的研究进展  

Progress in research on in-situ titanium matrix composites

作　　者：肖代红[1] 宋旻[1] 陈康华[1] 

机构地区：[1]中南大学粉末冶金国家重点实验室,长沙410083

出　　处：《粉末冶金材料科学与工程》2007年第2期70-76,共7页Materials Science and Engineering of Powder Metallurgy

基　　金：国家"973"计划资助项目(G1999064900)

摘　　要：原位自生钛基复合材料以其高比强度和高比模量引起了人们的广泛关注,尤其是如何提高其高温性能成为近年来钛基复合材料研究的热点。该文详细综述了原位自生钛基复合材料的各种制备方法、增强体与钛基体的选择、各种增强体的反应体系以及原位自生钛基复合材料的组织结构与力学性能,指出了原位自生钛基复合材料今后的发展方向。In-situ titanium matrix composites attracted more and more attention because of their high specific strength and high specific elastic module, especially their good mechanical properties at elevated temperature. In the present paper, the progress in research on in-situ titanium matrix composites is summarized and the characterizations of in-situ titanium matrix composites are reviewed in detail including materials preparation methods, the choice of reinforcement and titanium matrix, the reaction system of different reinforcements, and the microstructure and mechanical properties of titanium matrix composites. Moreover, the further research fields of the in-situ titanium matrix composites are also discussed.

关 键 词：钛基复合材料 原位自生 制备方法 反应体系 

分 类 号：TG146.4[一般工业技术—材料科学与工程]