Effects of Rapid Cooling Rate on Microstructure Formation and Microhardness of Binary Ti⁃44Al Alloy

• 作 者: Xiaoyu Chen Hongze Fang Qi Wan
• 机 构: SchoolofMaterialsScienceandEngineering,SchoolofElectromechanicEngineering
• 出 处: 哈尔滨工业大学学报:英文版
• 发表日期: 2020年3期
• 关键词: Ti⁃44Al alloy microstructure MICROHARDNESS melt spinning solidification path
• 基金项目: National Natural Science Foundation of China(Grant No.51825401),the China Postdoctoral Science Foundation(Grant No.2019TQ0077).

In order to refine microstructure grains and improve mechanical properties of TiAl alloys,Ti44Al(at.%)alloy was rapidly solidified by melt spinning under different cooling rates.Microstructure and microhardness of the alloy before and after rapid solidifi