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微重力重点实验室 [1]
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孙成奇 [53]
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A method of quasi in-situ EBSD observation for microstructure and damage evolution in fatigue and dwell fatigue of Ti alloys
期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2023, 卷号: 176, 页码: 20
Authors:
Sun CQ(孙成奇)
;
Sun, Jian
;
Chi WQ(池维乾)
;
Wang JX(王家璇)
;
Wang, Wenjing
Adobe PDF(61134Kb)
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Submit date:2023/10/16
Ti-6Al-4V ELI titanium alloy
Low cycle fatigue
Dwell fatigue
Deformation twinning
Failure mechanism
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
Authors:
Li G(李根)
;
Guo YY(郭艺云)
;
Rui SS(芮少石)
;
Sun CQ(孙成奇)
Adobe PDF(18488Kb)
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Submit date:2023/09/26
TC17 titanium alloy
Low and high cycle fatigue
Failure mechanism
High temperature
Surface oxidation
Effects of Natural Aging and Discontinuous Cyclic Loading on High Cycle Fatigue Behavior of Steels
期刊论文
METALS, 2023, 卷号: 13, 期号: 3, 页码: 511
Authors:
Li G(李根)
;
Liu, Jiajun
;
Sun, Jian
;
Sun CQ(孙成奇)
Adobe PDF(4884Kb)
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Submit date:2023/04/20
natural aging
discontinuous loading
steels
high cycle fatigue
failure mechanism
Machine Learning Method for Fatigue Strength Prediction of Nickel-Based Superalloy with Various Influencing Factors
期刊论文
MATERIALS, 2023, 卷号: 16, 期号: 1, 页码: 13
Authors:
Guo, Yiyun
;
Rui SS(芮少石)
;
Xu, Wei
;
Sun CQ(孙成奇)
Adobe PDF(9664Kb)
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Submit date:2023/02/09
machine learning
nickel-based superalloy
fatigue strength prediction
temperature
stress ratio
High-temperature failure mechanism and defect sensitivity of TC17 titanium alloy in high cycle fatigue
期刊论文
JOURNAL OF MATERIALS SCIENCE & TECHNOLOGY, 2022, 卷号: 122, 页码: 128-140
Authors:
Li G(李根)
;
Sun CQ(孙成奇)
Adobe PDF(7244Kb)
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Submit date:2022/06/10
TC17 titanium alloy
High temperature
Defect
High cycle fatigue
Oxygen-rich layer
Rough area
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
Authors:
Sun, Jian
;
Peng, Wenjie
;
Sun CQ(孙成奇)
Adobe PDF(17356Kb)
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Submit date:2022/09/27
TC17 titanium alloy
Artificial surface defect
Very high cycle fatigue
Crack initiation mechanism
Deformation twins
面向可靠性设计的发动机材料超高周疲劳强度估计方法
期刊论文
航空动力学报, 2022, 卷号: 37, 期号: 08, 页码: 1761-1770
Authors:
陈新
;
何玉怀
;
许巍
;
孙成奇
Adobe PDF(1114Kb)
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Submit date:2022/11/14
超高周疲劳(VHCF)
随机疲劳极限(RFL)模型
概率-应力-寿命(P-S-N)曲线
疲劳数据处理
钛合金
Defect induced cracking and modeling of fatigue strength for an additively manufactured Ti-6Al-4V alloy in very high cycle fatigue regime
期刊论文
THEORETICAL AND APPLIED FRACTURE MECHANICS, 2022, 卷号: 119, 页码: 10
Authors:
Chi, Weiqian
;
Wang, Wenjing
;
Li, Ying
;
Xu, Wei
;
Sun CQ(孙成奇)
Adobe PDF(13675Kb)
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Submit date:2022/07/18
Very high cycle fatigue
Additively manufactured titanium alloy
Defect
Fatigue strength modeling
Effects of natural aging and variable loading on very high cycle fatigue behavior of a bearing steel GCr15
期刊论文
THEORETICAL AND APPLIED FRACTURE MECHANICS, 2022, 卷号: 119, 页码: 10
Authors:
Li G(李根)
;
Ke, Lei
;
Peng, Wenjie
;
Ren, Xuechong
;
Sun CQ(孙成奇)
Adobe PDF(9459Kb)
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Submit date:2022/07/18
GCr15
High strength steel
Natural aging
Variable amplitude loading
Very high cycle fatigue
Crack initiation
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)
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Submit date:2021/09/07
Very high cycle fatigue
Additively manufactured Ti-6Al-4V
Selective laser melting
Crack initiation mechanism
Grain refinement