半挂车后轴焊接工艺与接头疲劳性能

Welding Procedure and Join Fatigue Performance of Semi-Trailer Rear Axle

通过疲劳试验分析半挂车后轴焊接接头受力状态及断裂行为 。

This paper put forward improvement on welding technics and criterion.On the basis of analysing stress state and reputre action of Semi trailer back axis welding joint by tired examination.