A component’s fatigue life is affected by multiple factors such as material, geometry, stress range, load frequency, manufacturing process, and atmospheric conditions. It is a difficult question to figure out by hand, which makes it an ideal task for computational simulation. Learn more how 3DEXPERIENCE Works can help validate designs with the following blog post: https://blogs.solidworks.com/solidworksblog/2021/04/validate-designs-for-life-with-3dexperience-works-simulation.html