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Safe operation of locomotive is related to passenger s life and property safety In order to ensure safe operation of locomotive it is necessary to carry out the periodic detection for locomotive s key parts The vortex detection as a kind of mature nondestructive detection method, with its high sensitivity, high reliability is being widely used Entrusted by Ministry of Railways Transport Bureau Equipment Department, EMT-2006 series multi-function …
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In the process of the train running, the air valve (see fig 1) as part of the power source, it also bears the high temperature and high pressure alternating load and in use process, it is extremely easy to produce fatigue crack
In recent years, advanced vortex detection technology is used for testing valve by the units such as Beijing railway bureau, Taiyuan railway bureau, Nanning railway bureau, Wulumuqi railway bureau and a good effect is obtained 1)Fast detection speed When vortex …
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The safe operation of locomotive involves lives and property safety of passengers After running for a long time, the drive gear for locomotive wheel set is easy to produce fatigue crack, if not be found timely, it is possible to affect safety operation of locomotive
For testing the parts near the wheel for locomotive wheel set drive gear in case of no removing the gear and wheel set, the space is narrow, and magnetic particle testing is not easy to observe, and there is the possibility of…