School of Mechanical and Electrical Engineering North University of China Taiyuan 030051 China;
School of Mechanical and Electrical Engineering North University of China Taiyuan 030051 China;
Engineering Technology Research Center for Integrated Precision Forming of Shanxi Province North University of China Taiyuan 030051 China;
China Aerodynamics Research and Development Center Mianyang 621000 China;
The People''s Liberation Army NO.5702 Xianyang 712000 China;
Ningbo Branch of Chinese Academy of Ordnance Science Ningbo 315103 China;
Magnesium alloy; Annular channel angular extrusion; Microstructure; Texture; Mechanical properties;