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高强钢超高周疲劳裂纹萌生和初始扩展的机理与模型
Authors
孙成奇
洪友士
Publication date
1 January 2012
Publisher
Abstract
超高周疲劳是指10~7及以上周次的疲劳损伤和断裂。对于高强钢的超高周疲劳,裂纹萌生与初始扩展阶段占据整个疲劳寿命的绝大部分。超高周疲劳的裂纹损伤往往起源于材料内部,裂纹源呈现"鱼眼"和"细晶区"特征。本文探讨了高强钢超高周疲劳裂纹起源
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Institute Of Mechanics,Chinese Academy of Sciences
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Last time updated on 12/02/2018