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Nanograin layer formation at crack initiation region for very-high-cycle fatigue of a Ti-6Al-4V alloy 期刊论文
FATIGUE & FRACTURE OF ENGINEERING MATERIALS & STRUCTURES, 2017, 卷号: 40, 期号: 6, 页码: 979-993
Authors:  Su H(苏杭);  Liu XL(刘小龙);  Sun CQ(孙成奇);  Hong YS(洪友士)
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Crack Initiation  Fatigue Life  Nanograins  Ti-6al-4v Alloy  Very-high-cycle Fatigue  
微结构和应力比对Ti-6A1-4V高周和超高周疲劳行为的影响 期刊论文
金属学报, 2016, 卷号: 52, 期号: 8, 页码: 923-930
Authors:  刘小龙;  孙成奇;  周砚田;  洪友士;  Hong, YS
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Ti-6a1-4v Alloy  Very-high-cycle Fatigue  Microstructure  Stress Ratio  Slip Mechanism  Cleavage Mechanism  
Effects of specimen size on fatigue life of metallic materials in high-cycle and very-high-cycle fatigue regimes 期刊论文
Fatigue & Fracture of Engineering Materials & Structures, 2016, 卷号: 39, 期号: 6, 页码: 770-779
Authors:  Sun CQ(孙成奇);  Zhang XL(张晓乐);  Liu XL(刘小龙);  Hong YS(洪友士);  Hong, Y
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Faceted crack initiation characteristics for high-cycle and very-high-cycle fatigue of a titanium alloy under different stress ratios 会议论文
5th International Conference on Crack Paths (CP), Ferrara, ITALY, SEP, 2015
Authors:  Liu XL(刘小龙);  Sun CQ(孙成奇);  Hong YS(洪友士);  Hong, YS (reprint author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China.
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Ti-6al-4v Alloy  Faceted Crack Initiation  Very-high-cycle Fatigue  Stress Ratio  Cluster Of Primary Alpha Grains  Competing Failure Modes  Poisson Defect Statistics  Ti-6al-4v Alloy  Structural-materials  Mean Stress  Strength  Microstructure  Behavior  Duality  Surface  
Very-high-cycle fatigue behavior of a structural steel with and without induced surface defects 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2016, 卷号: 93, 期号: 2, 页码: 352-362
Authors:  Jiang QQ;  Sun CQ(孙成奇);  Liu XL(刘小龙);  Hong YS(洪友士);  Hong, YS (reprint author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China.
View  |  Adobe PDF(3394Kb)  |  Favorite  |  View/Download：241/89  |  Submit date：2016/12/08
Very-high-cycle Fatigue  Surface Defect  Fine-granular-area  Crack Initiation  Structural Steel  
Faceted crack initiation characteristics for high-cycle and very-high-cycle fatigue of a titanium alloy under different stress ratios 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2016, 卷号: 92, 期号: 2, 页码: 434-441
Authors:  Liu XL(刘小龙);  Sun CQ(孙成奇);  Hong YS(洪友士);  Hong, YS (reprint author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China.
View  |  Adobe PDF(2579Kb)  |  Favorite  |  View/Download：277/116  |  Submit date：2016/12/08
Ti-6al-4v Alloy  Faceted Crack Initiation  Very-high-cycle Fatigue  Stress Ratio  Cluster Of Primary Alpha Grains  
The formation mechanism of characteristic region at crack initiation for very-high-cycle fatigue of high-strength steels 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2016, 卷号: 89, 页码: 108-118
Authors:  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.
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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
Authors:  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.
View  |  Adobe PDF(3960Kb)  |  Favorite  |  View/Download：354/112  |  Submit date：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  
A two-parameter model to predict fatigue life of high-strength steels in a very high cycle fatigue regime 期刊论文
ACTA MECHANICA SINICA, 2015, 卷号: 31, 期号: 3, 页码: 383-391
Authors:  Sun CQ(孙成奇);  Liu XL(刘小龙);  Hong YS(洪友士)
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Very High-cycle Fatigue  High-strength Steels  Fatigue Life  Inclusion Size  Crack Growth Rate  
Effects of stress ratio on high-cycle and very-high-cycle fatigue behavior of a Ti-6Al-4V alloy 期刊论文
MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 2015, 卷号: 622, 页码: 228-235
Authors:  Liu XL(刘小龙);  Sun CQ(孙成奇);  Hong YS(洪友士);  Hong, YS (reprint author), Chinese Acad Sci, Inst Mech, State Key Lab Nonlinear Mech, Beijing 100190, Peoples R China.
View  |  Adobe PDF(3165Kb)  |  Favorite  |  View/Download：410/118  |  Submit date：2015/03/17
Ti-6al-4v Alloy  Stress Ratio  Crack Initiation Type  Crack Growth Threshold  Very-high-cycle Fatigue