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High-temperature fatigue behavior of TC17 titanium alloy and influence of surface oxidation 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2023, 卷号: 176, 页码: 107896
作者:  Li G(李根);  Guo YY(郭艺云);  Rui SS(芮少石);  Sun CQ(孙成奇)
Adobe PDF(18488Kb)  |  收藏  |  浏览/下载：61/0  |  提交时间：2023/09/26
TC17 titanium alloy  Low and high cycle fatigue  Failure mechanism  High temperature  Surface oxidation  
Machine learning based very high cycle fatigue life prediction of AlSi10Mg alloy fabricated by selective laser melting 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2023, 卷号: 171, 页码: 107585
作者:  Shi T(时涛);  Sun JY(孙经雨);  Li JH(李江华);  Qian GA(钱桂安);  Hong YS(洪友士)
Adobe PDF(17637Kb)  |  收藏  |  浏览/下载：72/0  |  提交时间：2023/04/20
Very high cycle fatigue (VHCF)  Machine learning (ML)  Selective laser melting (SLM)  Fatigue life prediction  Interpolation  
High cycle and very high cycle fatigue of TC17 titanium alloy: Stress ratio effect and fatigue strength modeling 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2023, 卷号: 166, 页码: 16
作者:  Li G(李根);  Ke, Lei;  Ren, Xuechong;  Sun CQ(孙成奇)
Adobe PDF(30455Kb)  |  收藏  |  浏览/下载：203/0  |  提交时间：2022/11/28
TC17 titanium alloy  High cycle fatigue  Very high cycle fatigue  Stress ratio  Crack initiation mechanism  Fatigue strength modeling  
Interior initiation and early growth of very high cycle fatigue crack in an additively manufactured Ti-alloy 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2022, 卷号: 160, 页码: 9
作者:  Chi, Weiqian;  Li G(李根);  Wang, Wenjing;  Sun CQ(孙成奇)
Adobe PDF(10381Kb)  |  收藏  |  浏览/下载：121/24  |  提交时间：2022/07/18
Additively manufactured titanium alloy  Very high cycle fatigue  Interior crack initiation  Ultralow crack growth rate  Grain refinement  
Defect-induced cracking and fine granular characteristics in very-high-cycle fatigue of laser powder bed fusion AlSi10Mg alloy 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2022, 卷号: 158, 页码: 14
作者:  Li JH(李江华);  Sun JY(孙经雨);  Qian GA(钱桂安);  Shi LT
Adobe PDF(23542Kb)  |  收藏  |  浏览/下载：233/25  |  提交时间：2022/07/18
Laser powder bed fusion  Very-high-cycle fatigue  Defect-induced crack  Grain refinement  Misorientation  
A segmented load spectrum model for high-speed trains and its inflection stress as an indicator for line quality 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2021, 卷号: 148, 页码: 12
作者:  Yuan, Zheng;  Chen XJ(陈贤佳);  Ma, Lijun;  Li, Qiang;  Sun, Shouguang;  Wei YJ(魏宇杰)
Adobe PDF(4436Kb)  |  收藏  |  浏览/下载：350/96  |  提交时间：2021/06/15
Load spectrum  Segmented Weibull distribution  Bogie frame  High-speed train  Inflection stress  
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
作者:  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)  |  收藏  |  浏览/下载：320/133  |  提交时间：2019/09/09
Very high cycle fatigue  Gradient microstructure  Mechanism of crack initiation  Crack growth rate  
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
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.
Adobe PDF(3960Kb)  |  收藏  |  浏览/下载：347/201  |  提交时间：2016/09/14
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.
Adobe PDF(3960Kb)  |  收藏  |  浏览/下载：329/104  |  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  
Propensities of crack interior initiation and early growth for very-high-cycle fatigue of high strength steels 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2014, 卷号: 58, 页码: 144-151
作者:  Hong YS(洪友士);  Lei ZQ(雷铮强);  Sun CQ(孙成奇);  Zhao AG(赵爱国);  Hong, YS (reprint author), Chinese Acad Sci, Inst Mech, State Key Lab Nonlinear Mech LNM, Beijing 100190, Peoples R China.
Adobe PDF(2065Kb)  |  收藏  |  浏览/下载：825/284  |  提交时间：2014/02/13
Very-high-cycle Fatigue  Fatigue Life  Fga  Crack Extension Rate  High Strength Steels