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孙成奇 [38]
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A novel evaluation method for high cycle and very high cycle fatigue strength
期刊论文
ENGINEERING FRACTURE MECHANICS, 2023, 卷号: 290, 页码: 109482
Authors:
Wu H(仵涵)
;
Sun CQ(孙成奇)
;
Xu, Wei
;
Chen, Xin
;
Wu XL(武晓雷)
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View/Download:41/0
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Submit date:2023/09/05
Continuous runout method
Fatigue strength
Metallic materials
High cycle fatigue
Very high cycle fatigue
Compressive creep behavior of spherical pressure hull scale model for full-ocean-depth manned submersible
期刊论文
OCEAN ENGINEERING, 2022, 卷号: 266, 页码: 11
Authors:
Wang, Lei
;
Li, Yanqing
;
Sun CQ(孙成奇)
;
Qiu, Jianke
;
Huang, Jinhao
;
Jiang, Xuyin
;
Sun, Zhijie
;
Wan, Zhengquan
Adobe PDF(8469Kb)
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View/Download:142/29
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Submit date:2022/11/28
Full -ocean -depth manned submersible
Titanium alloy
Pressure hull
Compressive creep behavior
Creep constitutive equation
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
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
Authors:
Chi, Weiqian
;
Li G(李根)
;
Wang, Wenjing
;
Sun CQ(孙成奇)
Adobe PDF(10381Kb)
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View/Download:115/21
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Submit date:2022/07/18
Additively manufactured titanium alloy
Very high cycle fatigue
Interior crack initiation
Ultralow crack growth rate
Grain refinement
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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View/Download:147/31
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Submit date:2022/07/18
GCr15
High strength steel
Natural aging
Variable amplitude loading
Very high cycle fatigue
Crack initiation
Effects of defects on fatigue behavior of TC17 titanium alloy for compressor blades: Crack initiation and modeling of fatigue strength
期刊论文
ENGINEERING FRACTURE MECHANICS, 2022, 卷号: 259, 页码: 13
Authors:
Chi, Weiqian
;
Wang, Wenjing
;
Xu, Wei
;
Li, Gen
;
Chen, Xin
;
Sun CQ(孙成奇)
Adobe PDF(16769Kb)
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View/Download:254/36
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Submit date:2022/01/12
TC17 titanium alloy
Surface defect
Very high cycle fatigue
Crack initiation
Fatigue strength prediction
“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
image/png(463Kb)
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Submit date:2021/06/29
“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)
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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)
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View/Download:241/64
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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