铁路起重机车轴疲劳断裂原因分析

Analyse on cause for fatigue breakage of a axle on a railway crane

就一起铁路起重机车轴断裂事故 ,从车轴材质、车轴承重和轴颈过渡圆弧尺寸三个方面分析了其原因 。

Analysis of a broken axle on a railway crane are carried out from the three aspects of material,carrying load and journal transition curve radius of the axle.Measures are recommended to solve this problem.