低风压凿岩机20CrMnTi钢螺旋棒失效分析
王志刚, 李永胜, 王献忠, 徐勇, 孙齐磊
Failure analysis of 20CrMnTi steel spiral rods in low air pressure rock drill
Wang Zhigang, Li Yongsheng, Wang Xianzhong, Xu Yong, Sun Qilei
金属热处理
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2014, (9): 141
-143
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DOI: 10.13251/j.issn.0254-6051.2014.09.037