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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
Favorite  |  View/Download:6/0  |  Submit date:2021/09/07
Very high cycle fatigue  Additively manufactured Ti-6Al-4V  Selective laser melting  Crack initiation mechanism  Grain refinement  
Effects of intermittent loading time and stress ratio on dwell fatigue behavior of titanium alloy Ti-6Al-4V ELI used in deep-sea submersibles 期刊论文
JOURNAL OF MATERIALS SCIENCE & TECHNOLOGY, 2021, 卷号: 77, 页码: 223-236
Authors:  Sun CQ(孙成奇);  Li, Yanqing;  Xu, Kuilong;  Xu, Baotong
Favorite  |  View/Download:8/0  |  Submit date:2021/08/16
Ti-6Al-4V ELI  Dwell fatigue  Intermittent loading time  Stress ratio  Creep fatigue interaction  
Fatigue endurance limit and crack front evolution in metallic glass 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2021, 卷号: 143, 页码: 9
Authors:  Lei XQ(雷现奇);  袁力超o;  Peng, Liu;  Sun CQ(孙成奇);  Wei BC(魏炳忱);  Wei YJ(魏宇杰)
Favorite  |  View/Download:62/0  |  Submit date:2021/03/03
Fatigue endurance limit  Ultra-high cycle fatigue  Metallic glasses  Elliptical crack front  Stress intensity factor  
“奋斗者”号研发的力学花絮(2) 科普文章
2021
Authors:  杜特专;  孙成奇;  贾玲
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“奋斗者”号研发的力学花絮(1) 科普文章
2020
Authors:  杜特专;  孙成奇;  贾玲
image/png(503Kb)  |  Favorite  |  View/Download:13/1  |  Submit date:2021/06/29
Crack initiation mechanism and fatigue life of titanium alloy Ti-6Al-2Sn-2Zr-3Mo-X: Effects of stress ratio and loading frequency 期刊论文
MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 2020, 卷号: 798, 页码: 140265
Authors:  Sun CQ(孙成奇);  Li YQ;  Huang RX;  Wang L;  Liu JL;  Zhou LL(周玲玲);  Duan GH(段桂花)
Adobe PDF(20240Kb)  |  Favorite  |  View/Download:37/9  |  Submit date:2020/12/28
Ti-6Al-2Sn-2Zr-3Mo-X  HIGH-CYCLE FATIGUE  Stress ratio  TI-6AL-4V  Frequency  ALPHA  Crack initiation mechanism  BEHAVIOR  Fatigue life  FAILURE  MICROSTRUCTURE  STRENGTH  SIZE  
Probabilistic Control Volume Method for Evaluating the Effects of Notch Size and Loading Type on Fatigue Life 期刊论文
ACTA MECHANICA SOLIDA SINICA, 2020, 卷号: 33, 期号: 2, 页码: 141-149
Authors:  Li CM;  Hu Z;  Sun CQ(孙成奇);  Song QY(宋清源);  Zhang WH
Adobe PDF(1723Kb)  |  Favorite  |  View/Download:49/9  |  Submit date:2020/05/18
30CrMnSiA steel  Notch size  Loading type  Fatigue life  Control volume method  
一种复现列车车轮多边形化的模拟方法及设备 专利
发明专利. 一种复现列车车轮多边形化的模拟方法及设备, 专利号: ZL201810161806.7, 申请日期: 2018-02-26, 授权日期: 2020-03-31
Inventors:  谢季佳;  孙成奇;  姜萍
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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:74/13  |  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)
View  |  Adobe PDF(2200Kb)  |  Favorite  |  View/Download:85/7  |  Submit date:2019/10/21
dwell fatigue  fatigue life  effect of rise and fall time  effect of specimen shape  high strength titanium alloy