Based on investigating a large amount of documents,the fatigue crack propagation behavior of Mg alloys AM50 & AZ91 is studied in this paper,as well as the tensile mechanical properties at elevated temperature.

• 本文在查阅大量相关文献基础上，对AZ91、AM50镁合金的疲劳裂纹扩展特性和高温拉伸力学性能进行了一定的研究。