Wheelsets are important components of railway vehicles, and their health directly affects
running safety, operation efficiency, and passenger comfort, so it is particularly important to …

This paper delivers an in-depth review of the state-of-the-art technologies relevant to rail
flaw detection giving emphasis to their use in detection of rail flaw defects at practical …

Certain defects like pores, incomplete fusion and micro cracks are sometimes inevitable in
Wire+ Arc Additive Manufactured (WAAM) components. However, these defects cannot be …

The laser ultrasonic (LU) technique has the advantages of a wide frequency band, small non-
detection zone, high resolution and non-contact compared to conventional ultrasonic testing …

Electromagnetic testing (ET) has been widely used in high-speed rail defect detection due to
its non-contact, simplicity and efficiency, and mainly includes Eddy Current Testing (ECT) …

Abstract Selective Laser Melting (SLM) is a novel manufacturing method of complex metal
parts. 40Cr is a traditional steel with low cost and high strength, and has wide application …

Passengers' safety and in-service life of wheelset axles play an important role in railway
vehicles. For this reason, periodic inspections are necessary. Among non-destructive …

In this paper, the effects of detection speed on eddy current testing (ECT) signals are
studied, and the quantitative evaluation method of rail surface cracks at different speeds is …

This scientific paper focuses on the application of an advanced non-destructive technique
for an effective inspection of railway axles. The method pertains to ultrasonic techniques …

In order to make the full use of three-dimensional information of Magnetic Flux Leakage
(MFL) signals, an Adaptive Weighting Multi-classifier Fusion Decision Algorithm is adopted …