School of Materials Science and Engineering;
Harbin Institute of Technology;
Harbin 150001;
China;
Harbin Dongan Engine (Group) Co. Ltd.;
Harbin 150066;
China;
National Key Laboratory for Precision Hot Processing of Metals Harbin Institute of Technology;
Harbin 150001;
China;
Mg-4Y-3Nd-0.5Zr alloy; microstructure; mechanical property at elevated temperature; fracture;