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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./通讯作者:Ren, Xuechong, Sun, Chengqi
Authors:  Li G(李根);  Ke, Lei;  Ren, Xuechong;  Sun CQ(孙成奇)
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TC17 titanium alloy  High cycle fatigue  Very high cycle fatigue  Stress ratio  Crack initiation mechanism  Fatigue strength modeling  
Mechanism of artificial surface defect induced cracking for very high cycle fatigue of Ti alloys 期刊论文
ENGINEERING FRACTURE MECHANICS, 2022, 卷号: 272, 页码: 11./通讯作者:Sun, Chengqi
Authors:  Sun, Jian;  Peng, Wenjie;  Sun CQ(孙成奇)
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TC17 titanium alloy  Artificial surface defect  Very high cycle fatigue  Crack initiation mechanism  Deformation twins  
Size and Shape Effects on Fatigue Behavior of G20Mn5QT Steel from Axle Box Bodies in High-Speed Trains 期刊论文
METALS, 2022, 卷号: 12, 期号: 4, 页码: 12./通讯作者:Sun, Chengqi
Authors:  Zhang, Zhenxian;  Li, Zhongwen;  Wu H(仵涵);  Sun CQ(孙成奇)
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G20Mn5QT steel  crack initiation mechanism  fatigue strength  size effect  shape effect  
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./通讯作者:Sun, Chengqi
Authors:  Sun CQ(孙成奇);  Chi, Weiqian;  Wang, Wenjing;  Duan, Yan
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Very high cycle fatigue  Additively manufactured Ti-6Al-4V  Selective laser melting  Crack initiation mechanism  Grain refinement  
Crack initiation mechanisms under two stress ratios up to very-high-cycle fatigue regime for a selective laser melted Ti-6Al-4V 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2021, 卷号: 149, 页码: 10./通讯作者:Zheng, Liang, Hong, Youshi
Authors:  Du LM(杜雷鸣);  Pan XN(潘向南);  Qian GA(钱桂安);  Zheng L(郑亮);  Hong YS(洪友士)
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Very-high-cycle fatigue  Crack initiation mechanism  Stress ratio  Ti-6Al-4V  Selective laser melting  
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./通讯作者:Sun, CQ
Authors:  Sun CQ(孙成奇);  Li YQ;  Huang RX;  Wang L;  Liu JL;  Zhou LL(周玲玲);  Duan GH(段桂花)
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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  
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./通讯作者:Sun, Chengqi
Authors:  Song QY(宋清源);  Sun CQ(孙成奇)
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very high cycle fatigue  High strength steels  Crack initiation mechanism  crack growth rate  Grain refinement  
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./通讯作者:Wei, Yujie
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)
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Very high cycle fatigue  Gradient microstructure  Mechanism of crack initiation  Crack growth rate  
The nature and the mechanism of crack initiation and early growth for very-high-cycle fatigue of metallic materials - An overview 会议论文
21st European Conference on Fracture (ECF), Catania, ITALY, JUN 20-24, 2016
Authors:  Hong YS(洪友士);  Sun CQ(孙成奇);  Hong, YS (reprint author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China.
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High-strength Steels  Chromium-bearing Steel  Regime N-greater-than-10(7) Cycles  Severe Plastic-deformation  Ion Mass-spectrometry  Long-life Fatigue  Very-high-cycle Fatigue  Fatigue Crack Initiation  Fine-granular-area  Nanograins  High-strength Steels  Titanium Alloyss-n Curve  Ti-6al-4v Alloy  Propagation Mechanism  Ultrasonic Frequency  
A cumulative damage model for fatigue life estimation of high-strength steels in high-cycle and very-high-cycle fatigue regimes 期刊论文
FATIGUE & FRACTURE OF ENGINEERING MATERIALS & STRUCTURES, 2012, 卷号: 35, 期号: 7, 页码: 638-647
Authors:  Sun CQ(孙成奇);  Xie JJ(谢季佳);  Zhao AG(赵爱国);  Lei ZQ(雷铮强);  Hong YS(洪友士);  Hong, Y;  Chinese Acad Sci, State Key Lab Nonlinear Mech, Inst Mech, Beijing 100190, Peoples R China.
Adobe PDF(909Kb)  |  Favorite  |  View/Download:1117/341  |  Submit date:2013/01/18
Crack Growth Rate  Fatigue Damage  Fish-eye Fracture  High-cycle Fatigue  Very-high-cycle Fatigue  Life Estimation  Subsurface Crack Initiation  Chromium Bearing Steel  S-n Curve  Gigacycle Fatigue  Part i  Mechanism  Behavior  Failure  Inclusions  Size