Ultrastrong gradient M50 bearing steel with lath-shape nano-martensite by ultrasonic shot peening and its enhanced wear resistance at elevated temperature

• Published in: Materials & design Vol. 239; p. 112786
• Main Authors: Yin, Fei, Han, Pengcheng, Han, Qingyou, Wang, Huihui, Hua, Lin, Cheng, Gary J
• Format: Journal Article
• Language: English
• Published: Elsevier Ltd 01.03.2024; Elsevier
• Subjects: Gradient lath-shape nano-martensite; M50 bearing steel; Ultrasonic shot peening; Wear resistance; Wear resistance; M50 bearing steel; Ultrasonic shot peening; Gradient lath-shape nano-martensite

[Display omitted] •Fabricated the ultrastrong gradient nano-martensite with thickness of 20 nm on M50.•Identified enhanced wear resistance of gradient nanostructured M50 at elevated temperature.•Analyzed the microstructure evolution of the gradient nanostructured M50.•Revealed the wear enhancement m...