(1.新金屬材料國(guó)家實(shí)驗(yàn)室，北京100083；2. 北京科技大學(xué)材料系，北京100083)
摘 要: 研究了Mn對(duì)Ti-45Al-10Nb(原子分?jǐn)?shù))合金鑄態(tài)組織和1100℃再結(jié)晶組織的影響以及Mn對(duì)于Ti-45Al-10Nb合金力學(xué)性能的影響。結(jié)果表明，Mn能促進(jìn)Ti-45Al-10Nb合金的再結(jié)晶過(guò)程，并改善合金的力學(xué)性能。
關(guān)鍵字: Ti-Al合金 金屬間化合物 力學(xué)性能
MECHANICAL PROPERTIES OF Ti-45Al-10Nb ALLOY
（National Key Laboratory of New Metallic Materials,Beijing 100083
*University of Science and Technology Beijing,Beijing 100083）
Abstract:The effects of Mn on the microstructures and the mechanical properties of Ti-45Al-10Nb alloy have been studied. The results indicated that the addition of Mn can accelerate the process of recrystallization of the reformed Ti-45Al-10Nb alloy and improve some mechanical properties.
Key words: Ti-Al alloy intermetallic compound mechanical properties
