Key Laboratory of Aerospace Advanced Materials and Performance of Ministry of Education;
School of Material Science and Engineering;
Beihang University;
Beijing 100191;
China;
Lizhong Group;
Baoding Lizhong Wheel Manufacturing Co.;
Ltd.;
Baoding 071000;
China;
Al–Ti–B–C; Powder metallurgy; Microstructure; Grain refinement;