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The formation mechanism of characteristic region at crack initiation for very-high-cycle fatigue of high-strength steels 会议论文
3rd International Conference on Characterisation of Crack Tip Fields, Urbino, ITALY, APR 20-22, 2015
作者:  Hong YS(洪友士);  Liu XL(刘小龙);  Lei ZQ(雷铮强);  Sun CQ(孙成奇);  Hong, YS (reprint author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China.
浏览  |  Adobe PDF(3960Kb)  |  收藏  |  浏览/下载:337/107  |  提交时间:2017/05/12
Very-high-cycle Fatigue  Fatigue Crack Initiation  Fine-granular-area  Nanograins  High-strength Steels  Chromium-bearing Steel  Long-life Fatigue  N-greater-than-10(7) Cycles  Residual-stresses  Vhcf-regime  Behavior  Inclusions  Propagation  Damage  Size  
微结构对25CrMo4钢的高周、超高周疲劳行为的影响 会议论文
中国力学大会——2013, 中国北京, 2013-08-19
作者:  张晓乐;  李亚波;  谢季佳;  洪友士
浏览  |  Adobe PDF(365Kb)  |  收藏  |  浏览/下载:707/176  |  提交时间:2014/04/02
超高周疲劳  微结构  车轴钢  旋转弯曲疲劳  疲劳断裂  疲劳断口  试样  回火索氏体  高强钢  低温回火  回火马氏体  珠光体  断口分析  高温回火  “鱼眼  热处理方式  亚表面  裂纹  铁素体  形貌  
Investigation on micro-hardness with shear strain extent for copper specimens subjected to high pressure torsion 会议论文
International Conference on Experimental Mechanics 2008, ICEM 2008, Nanjing, China, November 8, 2008 - November 8, 2008
作者:  Liu Y;  Hong YS(洪友士);  Fan KK;  Ji XD;  Liu, Y. (yuanliu2009@gmail.com)
浏览  |  Adobe PDF(473Kb)  |  收藏  |  浏览/下载:164/50  |  提交时间:2017/07/14
Crystal Particles  Grain Size  Grain Size Refinement  High Pressure Torsions  Mechanical Performance  Metal Materials  Radius Direction  Saturation State  Spatial Distribution  
Microstructure and mechanical properties of copper subjected to high pressure torsion 会议论文
International Conference on Heterogeneous Material Mechanics (ICHMM), Huangshan, PEOPLES R CHINA, JUN 03-08, 2008
作者:  Xie ZL(谢子令);  Hong YS(洪友士);  Xie ZL
Adobe PDF(365Kb)  |  收藏  |  浏览/下载:551/81  |  提交时间:2009/07/23
Copper  Microstructure  Microhardness  High Pressure Torsion  Microhardness  
Grain Refinement and Hardness Increase of Copper Subjected to High Pressure Torsion 会议论文
TMS 136th Annual Meeting & Exhibition, Orlando, USA, 2007-2
作者:  Hong YS(洪友士);  上官丰收;  Xie ZL(谢子令)
收藏  |  浏览/下载:147/0  |  提交时间:2015/07/21
激光毛化技术对18-8不锈钢疲劳性能影响的研究 会议论文
第十二届全国疲劳与断裂学术会议, 中国厦门, 2004-11-1
作者:  邓忠民;  刘敬;  赵亦兵;  洪友士
Adobe PDF(145Kb)  |  收藏  |  浏览/下载:337/133  |  提交时间:2014/02/14
激光毛化  疲劳  不锈钢  模拟分析  覆盖率  
Fabrication and nanostructured surface layers of Al alloy by surface vibrational mechanical attrition 会议论文
Symposium on Advances in Surface Engineering - Fundamentals and Applications held at the 2001 MRS Fall Meeting, BOSTON, MA, NOV 26-29, 2001
作者:  Wu XL(武晓雷);  Hong YS(洪友士);  Lu J;  Lu K;  Wu, X (reprint author), Chinese Acad Sci, Inst Mech, State Key Lab Nonlinear Mech, Beijing 100080, Peoples R China.
浏览  |  Adobe PDF(279Kb)  |  收藏  |  浏览/下载:167/59  |  提交时间:2016/06/30
激光熔覆表层与基体界面区的力学性质分布特征 会议论文
“力学2011”学术大会, 中国北京, 2000-8-1
作者:  武晓雷;  洪友士
Unknown(78Kb)  |  收藏  |  浏览/下载:250/99  |  提交时间:2014/02/14
硬度  弹性模量  激光熔覆