Fatigue strengthening mechanism of multi-dimensional ultrasonic-assisted belt-grinding on Inconel 718

Key Points

• Fatigue strengthening is significantly improved through multi-dimensional ultrasonic-assisted grinding, enhancing durability.
• Surface roughness and hardness were measured before and after the grinding process, showing noticeable enhancements.
• Analysis of ultrasonic-assisted belt-grinding emphasizes its effectiveness in optimizing material characteristics through a novel mechanism.
• The findings suggest a promising approach for improving the lifespan of Inconel 718 in engineering applications.