摘要
介绍在既有线车辆轮座部位加工深度不等的人工伤痕,实施疲劳试验,并进行裂纹扩展性评价的结果。
The fatigue test are conducted on the wheel-seat axles with artificial flaws of various depths which equipped on conventional line vehicles. And the result in evaluation of cracks propagation property is described.
出处
《国外铁道车辆》
2008年第6期40-45,共6页
Foreign Rolling Stock
关键词
铁道车辆
车轴
摩擦腐蚀疲劳
裂纹
rolling stock
axle
friction corrosion fatigue
crack
