Inspecting both rails and wheels for internal fatigue crack defects is imperative to enhancing and ensuring the future safety of railway operations. Reference: Fry, Gary T. 2022. “Metal Fatigue: How ...

For example, every broken railcar wheel rim that I have examined triggered from a fatigue crack defect—usually substantially larger than one inch in dimension. In some cases, multiple large fatigue ...

PROVO, Utah (KUTV) — A crack or defect in a firework tube has been blamed for the misfire that injured 27 people at the 2024 Stadium of Fire show in Provo. Provo Fire Marshal Lynn Schofield said ...

These are Venier defects in the atomic arrangement of the crystal structure of metals. That localization of damage, it has been argued, is the precursor to crack initiation.