Results 21 to 30 of about 688,900 (233)

Effects of graphite nodules on crack growth behaviour of austempered ductile iron [PDF]

open access: yes, 2007
Austempered ductile iron (ADI) is a candidate material for camshafts, where however, the early stages of fatigue damage are of major concern during service.
Reed, P.A.S., Gao, N., Stokes, B.
core   +1 more source

About the effect of plastic dissipation in heat at the crack tip on the stress intensity factor under cyclic loading [PDF]

open access: yes, 2013
Please cite this article as: Ranc, N., Palin-Luc, T., Paris, P.C., Saintier, N., About the effect of plastic dissipation in heat at the crack tip on the stress intensity factor under cyclic loading, International Journal of Fatigue (2013).Because of the ...
PARIS, Paul C.   +7 more
core   +1 more source

Non-Schmid Effect on the Fracture Behavior of Tungsten

open access: yesCrystals, 2023
The fracture process of tungsten is dominated by the competition mechanism between the plastic deformation and the crack propagation near the crack tip. The non-Schmid (NS) effect, which considers the contribution of non-planar shear stress on the screw ...
Zhijie Li, Yinan Cui
doaj   +1 more source

The cohesive frictional crack model applied to the analysis of the dam-foundation joint [PDF]

open access: yes, 2010
The mechanical behaviour of dam-foundation joints plays a key role in concrete dam engineering since it is the weakest part of the structure and therefore the evolutionary crack process occurring along this joint determines the global load-bearing ...
Barpi, Fabrizio, Valente, Silvio
core   +1 more source

Crack-tip shielding in silica at room temperature [PDF]

open access: yes, 2020
When water penetrates into silica surfaces near a crack tip, it reacts with the SiO$_{2}$ network and generates hydroxyl $\equiv$SiOH. Due to the hydroxyl generation, the glass must expand.
Schell, K. G., Bucharsky, C., Fett, T.
core   +1 more source

Experimental characterisation of fatigue crack growth based on the CTOD measured from crack tip displacement fields using DIC

open access: yesFracture and Structural Integrity, 2019
The current work presents an experimental study on the use of the crack tip opening displacement (CTOD) to evaluate its ability to characterise fatigue crack growth.
José Manuel Vasco Olmo   +3 more
doaj   +3 more sources

Experimental methodology for the quantification of crack tip plastic zone and shape from the analysis of displacement fields [PDF]

open access: yesFracture and Structural Integrity, 2017
The current work presents a novel methodology for the experimental quantification of the crack tip plastic zone during fatigue crack growth. This methodology is based on the application of yield criteria to estimate the area and the shape of the plastic ...
J.M. Vasco-Olmo   +4 more
doaj   +1 more source

Simulation of fatigue behaviour in fusion welded 2024-T351 [PDF]

open access: yes, 2004
A model has been developed to predict short crack fatigue life in the fusion zone of Metal Inert Gas (MIG) welded 2024-T351, based on the observed propensity for complex, multiple cracking processes in this region.
Lefebvre, F.   +3 more
core   +7 more sources

Interaction between offset parallel cracks in rock

open access: yesYantu gongcheng xuebao, 2017
The interaction of cracks with different locations and sizes is a key factor leading to the damage of rock. Based on the Kachanov method, the interaction rules between two offset parallel cracks with different level intervals, vertical intervals, crack ...
ZHU Di-jie 1, CHEN Zhong-hui 1, XI Jing-yi 2, YANG Deng-feng 1
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

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