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Fatigue Crack Growth in Metallic Materials. [PDF]

open access: yesMaterials (Basel), 2022
Mechanical components and structures are submitted to cyclic loads in different applications; therefore, they must be designed to withstand fatigue [...]
Antunes FV.
europepmc   +4 more sources

Fractal Analysis for Fatigue Crack Growth Rate Response of Engineering Structures with Complex Geometry

open access: yesFractal and Fractional, 2022
A growing fatigue crack in metallic materials and structures exhibits multifractal features that inherit signatures of the crack growth rate behavior of the material. This study exploits the recently established multifractal fatigue crack growth model to
Mudassar Hussain Hashmi   +3 more
doaj   +1 more source

3D modelling of fatigue crack growth and life predictions using ANSYS

open access: yesAin Shams Engineering Journal, 2022
This study uses ANSYS mechanical APDL 19.2 to predict crack propagation trajectories and fatigue crack growth at constant amplitude loading. Mixed-mode fatigue life assessment is implemented by the Paris law model for different configuration of modified ...
Abdulnaser M. Alshoaibi   +1 more
doaj   +1 more source

Effect of low temperature on fatigue and crack propagation behavior of aeronautic aluminium alloy

open access: yesJournal of Aeronautical Materials, 2021
Fatigue and crack growth tests were performed on two categories of the common aeronautic aluminum- alloys 2524-T3 and 7050-T7451 at ambient temperature of 25 ℃ and cryogenic temperature of –70 ℃, in order to investigate the fatigue and crack propagation ...
LIU Mudong
doaj   +1 more source

Analysis of the Deceleration Methods of Fatigue Crack Growth Rates under Mode I Loading Type in Pearlitic Rail Steel

open access: yesMetals, 2021
The paper presents a comparison of the results of the fatigue crack growth rate for raw rail steel, steel reinforced with composite material—CFRP—and also in the case of counteracting crack growth using the stop-hole technique, as well as with an ...
Grzegorz Lesiuk   +7 more
doaj   +1 more source

Improved computation method in residual life estimation of structural components [PDF]

open access: yesTheoretical and Applied Mechanics, 2013
This work considers the numerical computation methods and procedures for the fatigue crack growth predicting of cracked notched structural components.
Maksimović Stevan M.   +1 more
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

Fatigue crack initiation and growth on a steel in the very high cycle regime with sea water corrosion [PDF]

open access: yes, 2010
The authors acknowledge Arts et Métiers ParisTech and Foundation Arts et Métiers for the financial support of P.C. Paris’ stay at LAMEFIP. They acknowledge Vicinay Cadenas S.A.
PARIS, Paul C.   +6 more
core   +1 more source

The effect of weld residual stresses and their re-distribution with crack growth during fatigue under constant amplitude loading [PDF]

open access: yes, 2010
In this work the evolution of the residual stresses in a MIG-welded 2024-T3 aluminium alloy M(T) specimen during in situ fatigue crack growth at constant load amplitude has been measured with neutron diffraction.
Lin, J.   +13 more
core   +1 more source

Micromechanisms of short fatigue crack growth in an Al-Si piston alloy [PDF]

open access: yes, 2014
The short fatigue crack growth behaviour of a model cast aluminium piston alloy has been investigated. This has been achieved using a combination of fatigue crack replication methods at various intervals during fatigue testing and post-mortem analysis of
T.O. Mbuya   +3 more
core   +1 more source

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