Cause analysis and improvement measures for defects of high strength 4145 steel used in oil drilling tool
Ling Wendan, Wang Jinyong, Gao Jie, Qi Xilun, Chen Mingyi, Chen Xinhe
Heat Treatment of Metals . 2023, (8): 280 -285 .  DOI: 10.13251/j.issn.0254-6051.2023.08.046