Fatigue assessment of EA4T railway axles under artificial surface damage
International Journal of Fatigue(2021)
摘要
•Influences of three types of surface damage on fatigue strength of EA4T axles are explored.•FODs created by both tungsten steel balls and cubes are comparatively studied.•Fatigue properties of specimens with artificial defects are analyzed through a K–T diagram.•Fatigue strength of EA4T specimens under different defects are evaluated.
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关键词
Foreign object damage,Surface damage,EA4T railway axle,Fatigue strength,Kitagawa–Takahashi diagram
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