| 硬质合金的疲劳与断裂 |
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| 引用本文： | 陈振华,姜勇,陈鼎,张忠健,徐涛,彭文. 硬质合金的疲劳与断裂[J]. 中国有色金属学报, 2011, 0(10) |
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| 作者姓名： | 陈振华 姜勇 陈鼎 张忠健 徐涛 彭文 |
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| 作者单位： | 湖南大学材料科学与工程学院;株洲硬质合金集团有限公司; |
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| 基金项目： | 湖南省“十一五”重大科技专项(2007FJ1002); 国家自然科学基金资助项目(50804015) |
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| 摘 要： | 硬质合金在使用中一般同时承受多重疲劳的共同作用,了解硬质合金的疲劳破坏机理和提高其疲劳性能是硬质合金研究领域的一个重要方向。综述各种硬质合金工具在不同环境中的疲劳破坏情况,概括目前国内外学者对硬质合金疲劳性能的机理的研究进展。同时介绍本课题组在自行改造的疲劳试验机上对硬质合金多重疲劳开展的一些工作。
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| 关 键 词： | 硬质合金 疲劳 裂纹扩展 断裂 |
Fatigue and fracture of cemented carbides |
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| CHEN Zhen-hua,JIANG Yong,CHEN Ding,ZHANG Zhong-jian,XU Tao,PENG Wen. Fatigue and fracture of cemented carbides[J]. The Chinese Journal of Nonferrous Metals, 2011, 0(10) |
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| Authors: | CHEN Zhen-hua JIANG Yong CHEN Ding ZHANG Zhong-jian XU Tao PENG Wen |
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| Affiliation: | CHEN Zhen-hua1,JIANG Yong1,CHEN Ding1,ZHANG Zhong-jian2,XU Tao2,PENG Wen2 (1.College of Materials Science and Engineering,Hunan University,Changsha 410082,China,2.Zhuzhou Cemented Carbide Group Co.,Ltd.,Zhuzhou 412000,China) |
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| Abstract: | In actual applications,the cemented carbides stand the multiple fatigue action.Understanding the fatigue mechanism and improving the fatigue property are the important direction for the research of cemented carbides.The applications and studies of fatigue and fracture of cemented carbides were reviewed.The domestic and foreign research results on the mechanism of fatigue fracture of cemented carbides were summarized,and the recent works of authors' research group were also introduced. |
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| Keywords: | cemented carbides fatigue crack propagation fracture |
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