【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。更多还原

【Abstract】 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.更多还原