Results 101 to 110 of about 5,338 (223)

Multiaxial Low-cycle Fatigue Behavior and Life Prediction of 7075-T651 Aluminum Alloy Thin-walled Tubular Specimens

open access: yesCailiao gongcheng, 2018
Tension-torsion fatigue tests with different loading conditions were carried out on 7075-T651 aluminum alloy thin-walled tubular specimens aiming at studying multiaxial fatigue failure of aviation aluminum alloy.
CHEN Ya-jun   +3 more
doaj   +1 more source

Multiaxial Fatigue Lifetime Estimation Based on New Equivalent Strain Energy Damage Model under Variable Amplitude Loading

open access: yesCrystals
The largest normal stress excursion during contiguous turn time instants of the maximum torsional stress is presented as an innovative path-independent fatigue damage quantity upon the critical plane, which is further employed for characterizing fatigue ...
Zhi-Qiang Tao   +4 more
doaj   +1 more source

Applying multiaxial fatigue criteria to standing contact fatigue

open access: yes, 2001
The ability of some multiaxial fatigue criteria to predict initiation of standing contact fatigue cracks is investigated. In the standing contact fatigue test an indenter subjects a case-hardened rest specimen to a stationary but pulsating contact load ...
Olsson, Mårten,, Alfredsson, Bo,
core   +1 more source

A damage mechanics approach to multiaxial fatigue

open access: yes, 2010
The fatigue assessment of structural components under a complex multiaxial stress history is one of the most difficult engineering challenge. As is well-known, several materials present a conventional fatigue strength at a given number of cycles under ...
CARPINTERI, Andrea   +3 more
core  

A multiaxial fatigue life prediction method using a hybrid GRU-FCNN model optimized by grid search

open access: yesResults in Engineering
Multiaxial fatigue life prediction is critical for the safety assessment of engineering structures. Conventional models are often tailored to specific materials and loading paths, which limits their accuracy and broad applicability under complex ...
Ji Yao   +5 more
doaj   +1 more source

Fatigue Assessment of Rib–Deck Welded Joints in Orthotropic Steel Bridge Decks Under Traffic Loading

open access: yesCivilEng
Rib–deck (RD) welded joints in orthotropic steel bridge decks are prone to different fatigue crack mechanisms. Standard fatigue design methods are inadequate for some of these mechanisms under multiaxial non-proportional loading conditions.
Bruno Villoria   +2 more
doaj   +1 more source

On the use of the Modified Wöhler Curve Method applied in terms of the Reference Radius Concept to perform the multiaxial fatigue assessment of welded joints

open access: yes, 2010
The present paper summarises an attempt of using the Modified Wöhler Curve Method (MWCM) in conjunction with the reference radius concept (rref=1 mm) to estimate lifetime of welded joints subjected to multiaxial fatigue loading.
TOVO, Roberto   +2 more
core  

Assessment of multiaxial fatigue life prediction methodologies for Inconel 718

open access: yes, 2010
Fatigue life prediction methodologies for the assessment of the structural integrity of safety critical components in modern turbine engines require a close integration of advanced multiaxial fatigue life prediction procedures and of specific multiaxial ...
G. Pasquero   +7 more
core   +1 more source

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