新型低密度Nb-Ti合金组织及性能研究  

Study on Microstructure and Property of Low-density Nb-Ti Alloy

作　　者：胡国林[1] 姚草根[1] 孙彦波[1] 熊春晓[1] 李启军[1] 杨焕晨 Hu Guolin;Yao Caogen;Sun Yanbo;Xiong Chunxiao;Li Qijun;Yang Huanchen(Aerospace Research Institute of Materials&Processing Technology,Beijing 100076)

机构地区：[1]航天材料及工艺研究所,北京100076

出　　处：《航天制造技术》2022年第2期50-53,共4页Aerospace Manufacturing Technology

摘　　要：对我国新研制的新型低密度高性能Nb-Ti合金的室温、高温性能以及焊接和旋压等工艺性能进行了研究,并对相应的微观组织进行了分析,优化出较佳的热处理制度。结果表明:该铌钛合金具有优异的室温工艺性能和高温性能,可满足航天航空发动机部件对材料性能的使用要求。The room temperature,high temperature properties,welding and spinning process properties of a new low-density high-performance Nb-Ti alloy newly developed in china was studied,the corresponding microstructure is analyzed,and the better heat treatment system is optimized.the results show that the Nb-Ti alloy has excellent room temperature process properties and high temperature properties,and it can meet the requirements of aerospace engine components for material properties.

关 键 词：Nb-Ti铌钛合金 组织性能 低密度 焊接 旋压 

分 类 号：TG146[一般工业技术—材料科学与工程]