Results 31 to 40 of about 6,009 (230)

Comparison between defects and micro-notches in multiaxial fatigue – The size effect and the gradient effect [PDF]

open access: yes, 2009
Lien vers la version éditeur: http://www.sciencedirect.com/science/article/pii/S0142112308002156This paper attempts to improve the understanding of the multiaxial high cycle fatigue response of micro sized stress concentrations or notches of different ...
MOREL, Franck, NADOT, Yves, MOREL, Anne
core   +1 more source

A mechanistic approach to the Kitagawa-Takahashi diagram using a multiaxial probabilistic framework [PDF]

open access: yes, 2013
The aim of this paper is to propose a flexible multiaxial modelling framework that is capable of combining two fatigue damage mechanisms so as to continuously describe the Kitagawa-Takahashi diagram.
PESSARD, Etienne   +3 more
core   +1 more source

A comparison of methods for calculating notch tip strains and stresses under multiaxial loading [PDF]

open access: yesFracture and Structural Integrity, 2016
Selected methods for calculating notch tip strains and stresses in elastic–plastic isotropic bodies subjected to multiaxial monotonic loading were compared.
M. Lutovinov, J. ?erný, J. Papuga
doaj   +2 more sources

Competition between mesoplasticity and damage under HCF – Elasticity/damage shakedown concept [PDF]

open access: yes, 2007
 Lien vers la version éditeur: http://www.sciencedirect.com/science/article/pii/S0142112306003240The aim of this paper is to present new modelling dedicated to multiaxial high cycle fatigue (HCF), and applied to polycrystalline metals.
DRAGON, André   +2 more
core   +1 more source

Crack mode and life of Ti-6Al-4V under multiaxial low cycle fatigue [PDF]

open access: yesFracture and Structural Integrity, 2015
This paper studies multiaxial low cycle fatigue crack mode and failure life of Ti-6Al-4V. Stress controlled fatigue tests were carried out using a hollow cylinder specimen under multiaxial loadings of ?=0, 0.4, 0.5 and 1 of which stress ratio R=0 at room
Takamoto Itoh   +4 more
doaj   +2 more sources

A novel model for low-cycle multiaxial fatigue life prediction based on the critical plane-damage parameter

open access: yesScience Progress, 2020
Multiaxial fatigue of the components is a very complex behavior. This analyzes the multiaxial fatigue failure mechanism, reviews and compares the advantages and disadvantages of the classic model.
Jianhui Liu   +5 more
doaj   +1 more source

A Biaxial Fatigue Specimen for Uniaxial Loading [PDF]

open access: yes, 2011
The aim of this paper is to present a novel un-notched fatigue test specimen in which a biaxial stress state is achieved using a uniaxial loading condition.
LEBRUN, Jean-Lou   +3 more
core   +1 more source

Computational simulation of fracture behaviour in auxetic cellular structure by multiaxial loading [PDF]

open access: yesMATEC Web of Conferences, 2019
A computational simulation of fracture behaviour in auxetic cellular structure, subjected to multiaxial loading is presented in this paper. A fracture behaviour of the 3D (three-dimensional) chiral auxetic structure under multiaxial loading conditions ...
Nečemer Branko   +3 more
doaj   +1 more source

Deformation and Degradation of Superelastic NiTi Under Multiaxial Loading [PDF]

open access: yesSSRN Electronic Journal, 2018
The degradation of the superelastic properties of a commercial NiTi alloy are studied during uniaxial, biaxial and load-path-change cycling performed in-situ with synchrotron X-ray diffraction. Careful examination of the diffraction pattern during uniaxial loading shows the R-phase as a transition between the austenite and the B19' martensite ...
Wei-Neng Hsu   +5 more
openaire   +2 more sources

A multiaxial fratigue life criterion for non-symmetrical and non-proportional elasto-plastic deformation

open access: yes, 2022
S.383-400A new low-cycle multiaxial fatigue life prediction methodology based on the concept of an effective shear strain is proposed. This effective shear strain is derived by averaging the total shear strains acting on all planes passing through a ...
Foletti, S.   +3 more
core   +1 more source

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