30CrNiMo铸钢件冲击性能不合格原因分析
尹亚豪, 郭磊, 苏建锋, 岳晓灿
Analysis of unqualified impact property of 30CrNiMo steel castings
Yin Yahao, Guo Lei, Su Jianfeng, Yue Xiaocan
金属热处理 . 2022, (5): 262 -265 .  DOI: 10.13251/j.issn.0254-6051.2022.05.046