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微重力重点实验室 [1]
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孙成奇 [74]
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Nanograin formation mechanism under fatigue loadings in additively manufactured Ti-6Al-4V alloy
期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2023, 卷号: 175, 页码: 107821
Authors:
Chi WQ(池维乾)
;
Wang, Wenjing
;
Wu, Lei
;
Duan GH(段桂花)
;
Sun CQ(孙成奇)
Adobe PDF(30782Kb)
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Submit date:2023/09/05
Additively manufactured titanium alloy
Very high cycle fatigue
Crack initiation
Twinning
Nanograin formation
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)
Adobe PDF(2406Kb)
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Submit date:2023/09/05
Continuous runout method
Fatigue strength
Metallic materials
High cycle fatigue
Very high cycle fatigue
Nanograin formation and cracking mechanism in Ti alloys under very high cycle fatigue loading
期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2023, 卷号: 167, 页码: 10
Authors:
Sun CQ(孙成奇)
;
Wu H(仵涵)
;
Chi, Weiqian
;
Wang, Wenjing
;
Zhang, Guang-Ping
Adobe PDF(22393Kb)
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Submit date:2023/01/12
Titanium alloy
Very high cycle fatigue
Twinning
Nanograins
Cracking mechanism
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
Authors:
Li G(李根)
;
Ke, Lei
;
Ren, Xuechong
;
Sun CQ(孙成奇)
Adobe PDF(30455Kb)
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Submit date:2022/11/28
TC17 titanium alloy
High cycle fatigue
Very high cycle fatigue
Stress ratio
Crack initiation mechanism
Fatigue strength modeling
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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Submit date:2022/11/28
Full -ocean -depth manned submersible
Titanium alloy
Pressure hull
Compressive creep behavior
Creep constitutive equation
Effects of specimen geometry and surface defect on high and very high cycle fatigue of TC17 alloy
期刊论文
Engineering Fracture Mechanics, 2022, 卷号: 276, 页码: 108940
Authors:
Wu H(仵涵)
;
Chi Weiqian
;
Xu Wei
;
Wenjing Wang
;
Sun CQ(孙成奇)
Adobe PDF(17034Kb)
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Submit date:2023/08/24
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
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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Submit date:2022/07/18
Additively manufactured titanium alloy
Very high cycle fatigue
Interior crack initiation
Ultralow crack growth rate
Grain refinement
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