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Characteristic and mechanism of crack initiation and early growth of an additively manufactured Ti-6Al-4V in very high cycle fatigue regime 期刊论文
INTERNATIONAL JOURNAL OF MECHANICAL SCIENCES, 2021, 卷号: 205, 页码: 8
Authors:  Sun CQ(孙成奇);  Chi, Weiqian;  Wang, Wenjing;  Duan, Yan
Adobe PDF(4522Kb)  |  Favorite  |  View/Download：362/75  |  Submit date：2021/09/07
Very high cycle fatigue  Additively manufactured Ti-6Al-4V  Selective laser melting  Crack initiation mechanism  Grain refinement  
Mechanism of crack initiation and early growth of high strength steels in very high cycle fatigue regime 期刊论文
MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 2020, 卷号: 771, 页码: 9
Authors:  Song QY(宋清源);  Sun CQ(孙成奇)
Adobe PDF(3170Kb)  |  Favorite  |  View/Download：463/88  |  Submit date：2020/03/11
very high cycle fatigue  High strength steels  Crack initiation mechanism  crack growth rate  Grain refinement  
Effect of Rise and Fall Time on Dwell Fatigue Behavior of a High Strength Titanium Alloy 期刊论文
METALS, 2019, 卷号: 9, 期号: 8, 页码: 7
Authors:  Song QY(宋清源);  Li, YQ;  Wang, L;  Huang, RX;  Sun CQ(孙成奇)
Adobe PDF(2200Kb)  |  Favorite  |  View/Download：336/136  |  Submit date：2019/10/21
dwell fatigue  fatigue life  effect of rise and fall time  effect of specimen shape  high strength titanium alloy  
The formation of discontinuous gradient regimes during crack initiation in high strength steels under very high cycle fatigue 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2019, 卷号: 124, 页码: 483-492
Authors:  Sun CQ(孙成奇);  Zhou LL(周玲玲);  Liu JL;  Wang Y(王垚);  Wu XL(武晓雷);  Wei YJ(魏宇杰)
Adobe PDF(8304Kb)  |  Favorite  |  View/Download：352/136  |  Submit date：2019/09/09
Very high cycle fatigue  Gradient microstructure  Mechanism of crack initiation  Crack growth rate  
The influence of combined gradient structure with residual stress on crack-growth behavior in medium carbon steel 期刊论文
ENGINEERING FRACTURE MECHANICS, 2019, 卷号: 209, 页码: 369-381
Authors:  Wang Y(王瑶);  Yuan LC;  Zhang SJ(张诗嘉);  Sun CQ(孙成奇);  Wang WJ;  Yang GX;  Li Q;  Wei YJ(魏宇杰)
View  |  Adobe PDF(2613Kb)  |  Favorite  |  View/Download：429/168  |  Submit date：2019/04/11
Gradient material  Residual stress  Fatigue crack  Cyclic J-integral  Crack- growth rate  
Effects of intermittent loading on fatigue life of a high strength steel in very high cycle fatigue regime 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2018, 卷号: 117, 页码: 9-12
Authors:  Sun CQ(孙成奇);  Song QY;  Hu YP(胡远培);  Wei YJ(魏宇杰)
View  |  Adobe PDF(1739Kb)  |  Favorite  |  View/Download：611/120  |  Submit date：2018/12/12
Very high cycle fatigue  High strength steels  Intermittent loading  Ultrasonic fatigue technique  
The behavior of crack initiation and early growth in high-cycle and very-high-cycle fatigue regimes for a titanium alloy 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2018, 卷号: 115, 期号: SI, 页码: 67-78
Authors:  Pan XN(潘向南);  Su H(苏杭);  Sun CQ(孙成奇);  Hong YS(洪友士)
View  |  Adobe PDF(6409Kb)  |  Favorite  |  View/Download：435/139  |  Submit date：2018/12/12
Very-high-cycle fatigue  Crack initiation  Mean stress  Titanium alloy  Equiaxed microstructure  
Effects of Loading Frequency and Specimen Geometry on High Cycle and Very High Cycle Fatigue Life of a High Strength Titanium Alloy 期刊论文
MATERIALS, 2018, 卷号: 11, 期号: 9, 页码: 1628
Authors:  Li YQ;  Song QY;  Feng SC;  Sun CQ(孙成奇)
View  |  Adobe PDF(16975Kb)  |  Favorite  |  View/Download：185/30  |  Submit date：2018/10/30
high cycle fatigue  very high cycle fatigue  frequency effect  specimen geometry effect  high strength titanium alloy  
The nature and the mechanism of crack initiation and early growth for very-high-cycle fatigue of metallic materials - An overview 期刊论文
THEORETICAL AND APPLIED FRACTURE MECHANICS, 2017, 卷号: 92, 页码: 331-350
Authors:  Hong YS(洪友士);  Sun CQ(孙成奇)
View  |  Adobe PDF(7940Kb)  |  Favorite  |  View/Download：453/118  |  Submit date：2018/02/08
Very-high-cycle Fatigue  Fatigue Crack Initiation  Fine-granular-area  Nanograins  High-strength Steels  Titanium Alloys  
Fatigue crack growth behavior in gradient microstructure of hardened surface layer for an axle steel 期刊论文
MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 2017, 卷号: 700, 页码: 66-74
Authors:  Zhang, Shijia;  Xie JJ(谢季佳);  Jiang, Qingqing;  Zhang, Xiaole;  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(2607Kb)  |  Favorite  |  View/Download：427/153  |  Submit date：2017/11/29
Fatigue Crack Growth  Surface Strengthening  Gradient Microstructure  Residual Stress  Crack Arrest