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Enhanced wear and fatigue properties of ER8 wheel steel with a gradient nanostructured surface layer induced by surface ultrasonic rolling
Zhi-Hua Cheng, Jiang-Jie Liao, Zong-Bin Chen, Hao-Kun Yang, Peng-Cheng Ma, Xiong Yue, Jing Qiu, Jian Hu
Journal of Iron and Steel Research International . 2026, (10): 301 .  DOI: 10.1007/s42243-026-01908-y