Cause analysis of inner folding of 34CrMo4 seamless steel tube
Wang Xiao, Peng Haoping, Lei Yun, Su Xuping, Wu Changjun, Deng Song
Heat Treatment of Metals . 2020, (8): 240 -244 .  DOI: 10.13251/j.issn.0254-6051.2020.08.046