Tempering characteristics of G20CrNi2MoA steel and its application in needle valve body for diesel engine
Yang Huan, Ran Qiyan, Fan Xijie, Yang Jing, Liu Yue, Shang Rongkai
Heat Treatment of Metals . 2020, (11): 197 -200 .  DOI: 10.13251/j.issn.0254-6051.2020.11.037