Study on End Underframe Fatigue Life of a Certain Type of Metro Train

Objective The car body of metro vehicle is a welded structure, and its fatigue strength is obviously smaller than that of the base metal due to the influence of stress concentration, welding defects and welding residual stress. As the part connecting bogie and car body, the end underframe of metro v...

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Bibliographic Details
Main Authors: LIU Longxi, ZHAO Sicong, CHEN Shujie, WANG Kang
Format: Article
Language:zho
Published: Urban Mass Transit Magazine Press 2024-06-01
Series:Chengshi guidao jiaotong yanjiu
Subjects:
Online Access:https://umt1998.tongji.edu.cn/journal/paper/doi/10.16037/j.1007-869x.2024.06.014.html