Heat treatment and properties of SCM435 steel for 12.9 grade bolts used in high-speed trains

Qi Cheng, Wang Xiaoyu, Ma Jinsuo, Xie Jiacheng, Wang Jiajie, Yang Yichun, Wu Meng, Mao Xiangyang

Heat Treatment of Metals . 2025, (4): 187 -192 . DOI: 10.13251/j.issn.0254-6051.2025.04.027