Shot peening is a surface treatment process that utilizes high-velocity impacts to refine the microstructure and enhance material properties. A shot peening machine employs a variety of media, such as steel balls or ceramic grit, propelled at targeted surfaces. These impacts induce compressive re

Fatigue life of metallic components is a critical factor in numerous applications, influencing their longevity. WPC treatment emerges as a promising technique for enhancing fatigue resistance. This comprehensive analysis delves into the mechanisms underlying WPC's effectiveness, examining its inf