Comparative analysis of boring performance of 38CrMoAl steel bars for machine barrel
Bi Geping, Zhang Baochuan, Chen Hualai, Ding Haifeng, Ji Wenlong
Heat Treatment of Metals . 2014, (8): 146 -150 .  DOI: 10.13251/j.issn.0254-6051.2014.08.039