Institute of Metal Research;
Chinese Academy of Sciences;
Shenyang 110016;
China;
MIIT Key Laboratory of Advanced Metallic and Intermetallic Materials Technology;
Engineering Research Center of Materials Behavior and Design;
Ministry of Education;
Nanjing University of Science and Technology;
Nanjing 210094;
China;
Titanium aluminides; Quenching; Phase transformation; Microstructure; βphase;