Results 21 to 30 of about 660,214 (294)

Modeling of creep-fatigue interaction effects on crack growth at elevated temperatures

open access: yesMATEC Web of Conferences, 2018
The well-known load frequency effect on creep-fatigue crack growth is explained by the interactions between fatigue and creep loading and is quantified using the concept of plasticity-induced crack closure.
Potirniche Gabriel P.
doaj   +1 more source

A Study on Fatigue Crack Closure Associated with the Growth of Long Crack in a New Titanium Alloy

open access: yesMetals, 2023
In this article, the fatigue crack closure in a new titanium alloy is carried out under constant amplitude cyclic loading with the combination of the simulation method and experiments.
Jiarui Liu   +4 more
doaj   +1 more source

Initiation and Propagation Characteristics of Multi-Source Fatigue Crack in Superalloy Disk

open access: yesXibei Gongye Daxue Xuebao, 2020
The multi-source fatigue crack growth characteristics of a turbine disk were studied via high-speed rotating low cycle fatigue test, fracture analysis and crack growth simulation analysis.

doaj   +1 more source

Characterization of Surface Fatigue Crack Nucleation and Microstructurally Small Crack Growth in High Strength Aluminum Alloys

open access: yesFrontiers in Materials, 2021
It is well established that fatigue crack nucleation and small crack growth in high strength aluminum alloys are highly influenced by the surrounding microstructure including grain boundaries, texture, inclusion barriers, among other factors.
Robert Fleishel   +5 more
doaj   +1 more source

Influence of grain structure and slip planarity on fatigue crack growth in low alloying artificially aged 2xxx aluminium alloys [PDF]

open access: yes, 2007
The fatigue crack growth behaviour under constant amplitude loading of three low alloying artificially aged 2xxx aluminium alloys with distinct microstructures is analysed. Fatigue crack growth tests show a correlation between fatigue performance and the
Starink, M.J.   +3 more
core   +1 more source

Effects of surface oxide layer on fatigue crack propagation properties of submicrometer-thick copper films

open access: yesNihon Kikai Gakkai ronbunshu
Fatigue failure involves fatigue crack initiation and propagation processes. In bulk metals, the fatigue crack initiation process is strongly affected by a dissimilar surface layer, while the fatigue crack propagation process is less affected.
Toshiyuki KONDO   +3 more
doaj   +1 more source

Analysis of the Fatigue Crack Propagation Process of the Stress-Absorption Layer of Composite Pavement Based on Reliability

open access: yesApplied Sciences, 2018
The stress-absorption layer in cement concrete pavement delays the development of reflection cracks and is good at fatigue resistance. Laboratory investigations of the anti-crack performance of the high viscous asphalt sand stress-absorption layer ...
Yazhen Sun   +5 more
doaj   +1 more source

Influence of woven ply degradation on fatigue crack growth in thin notched composites under tensile loading [PDF]

open access: yes, 2010
This paper deals with the fatigue of the through the-thickness crack propagation in thin notched composite laminates made of two glass woven plies. It highlights the different crack growths between warp and weft directions of the woven ply.
Barrau, Jean-Jacques   +3 more
core   +1 more source

Analysis of Fatigue Crack Propagation of an Orthotropic Bridge Deck Based on the Extended Finite Element Method

open access: yesAdvances in Civil Engineering, 2019
As one of the most fatigue-sensitive parts of an orthotropic steel bridge deck, the weld between the U-rib and the top deck is prone to fatigue cracking under the actions of the stress concentration, welding residual stress, and vehicle load.
Ying Wang, Zhen Wang, Yuqian Zheng
doaj   +1 more source

Size effects on residual stress and fatigue crack growth in friction stir welded 2195-T8 aluminium - Part I: Experiments [PDF]

open access: yes, 2011
Residual stress fields were measured in three different sizes of Compact-Tension (C(T)) and eccentrically loaded single edge notch (ESE(T)) specimens containing transverse or longitudinal welds. The effect of size on residual stress profiles was studied.
Irving, Phil E.   +7 more
core   +1 more source

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