Results 51 to 60 of about 321,633 (209)

Finite element analyses of fatigue crack growth under small scale yielding conditions modelled with a cyclic cohesive zone approach [PDF]

open access: yes, 2013
Mode I fatigue crack growth is modelled and investigated with a cohesive zone approach. A 2D finite element boundary layer model under plane strain and small scale yielding conditions is used to generate fatigue crack growth rate curves ...
Kuna, Meinhard, Roth, Stephan
core  

Some practical crack path examples [PDF]

open access: yesFracture and Structural Integrity, 2007
It is well known that many engineering structures and components, as well as consumer items, contain cracks or crack-like flaws. It is widely recognised that crack growth must be considered both in designand in the analysis of failures.
Les P. Pook
doaj  

Fatigue failure analysis of pin-loaded lugs [PDF]

open access: yesFracture and Structural Integrity, 2016
In the present paper, mathematical models are proposed in order to analyze the strength of pinloaded lugs with semi-elliptical crack and through-the-thickness crack.
Slobodanka Boljanović   +1 more
doaj   +1 more source

Non-Crack-Growth Acoustic Emission Observed in Controlled-Stress-Intensity-Factor High-Cycle-Fatigue Tests

open access: yesActuators, 2023
Acoustic emission (AE) was monitored during stress intensity factor (SIF)-controlled high-cycle fatigue (HCF) tests on an aluminum 2024-T3 specimen with a fatigue crack growing at its center.
Roshan Joseph, Victor Giurgiutiu
doaj   +1 more source

Fatigue crack growth in a particulate TiB2 reinforced powder metallurgy iron-based composite

open access: yes, 2003
Fatigue crack growth behavior has been examined in a particulate titanium diboride (TiB2)–reinforced iron-based composite that had been produced via a mechanical alloying process.
Sinclair, I., Yang, N.
core   +1 more source

Thresholds of time dependent intergranular crack growth in a nickel disc alloy Alloy 720Li

open access: yesMATEC Web of Conferences, 2014
At high temperatures in air, introducing a dwell period at the peak stress of fatigue cycles promotes time dependent intergranular crack growth which can increase crack growth rates by upto a few orders of magnitude from the rates of transgranular ...
Li Hangyue   +4 more
doaj   +1 more source

Numerical Simulation on Crack–Inclusion Interaction for Rib-to-Deck Welded Joints in Orthotropic Steel Deck

open access: yesMetals, 2023
Weld defects such as porosity, inclusion, burn-through, and lack of penetration are difficult to detect and control effectively in an orthotropic steel deck (OSD), which will be a fatigue crack initiation site and lead to several fatigue cracking.
Yuan Luo   +4 more
doaj   +1 more source

Controlling fatigue crack paths for crack surface marking and growth investigations [PDF]

open access: yesFracture and Structural Integrity, 2016
While it is well known that fatigue crack growth in metals that display confined slip, such as high strength aluminium alloys, develop crack paths that are responsive to the loading direction and the local microstructural orientation, it is less well ...
S. Barter, P. White, M. Burchill
doaj  

Crack-Configuration Analysis of Metal Conductive Track Embedded in Stretchable Elastomer

open access: yesMicromachines, 2018
This paper reports the analysis of the crack configuration of a stretched metal conductive track that is embedded in a stretchable elastomer. The factor determining the crack configurations is analyzed by modeling as well as experiments.
Tomoya Koshi, Eiji Iwase
doaj   +1 more source

Slow crack growth : models and experiments [PDF]

open access: yes, 2007
The properties of slow crack growth in brittle materials are analyzed both theoretically and experimentally. We propose a model based on a thermally activated rupture process.
Ciliberto, Sergio   +2 more
core   +4 more sources

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