Effect of diffusion time on vacuum carburizing of 20MnCrS5 gear steel
Han Haoyuan, Zhang Zibo, Yu Wanhua, Zhai Yuewen, Zhou Leyu, Zhang Minghao
Heat Treatment of Metals . 2022, (11): 138 -142 .  DOI: 10.13251/j.issn.0254-6051.2022.11.024