Results 71 to 80 of about 2,495 (182)

Time-dependent flexural behaviour of cracked steel fibre reinforced self-compacting concrete panels [PDF]

open access: yes, 2015
In the present work are described and discussed the results of an extensive experimental program that aims to study the long-term behaviour of cracked steel fibre reinforced self-compacting concrete, SFRSCC, applied in laminar structures.
Abrishambaf, Amin   +2 more
core   +1 more source

Crack Propagation Phenomenon in Gangue Concrete Using the Digital Image Correlation (DIC) Method

open access: yesAdvances in Materials Science and Engineering, Volume 2024, Issue 1, 2024.
In order to study the mode I crack propagation mechanism of coal gangue concrete with different contents, the digital image correlation (DIC) method was used to carry out the three‐point bending fracture tests on coal gangue concrete with different contents.
Cheng Pan   +3 more
wiley   +1 more source

Implementation of Recent Advances in Fracture Toughness Testing to Investigate Tearing Resistance of Heat-Resistant Steel 14MoV6-3 [PDF]

open access: yesArchives of Metallurgy and Materials
Since WWII, progress has been made in understanding how materials fail and how to prevent such failures. In this work, the newly standardized Single Edge Notch Tension (SENT) specimen is used to assess the ductile tearing resistance of 14MoV-3 steel ...
B.K. Kipsang   +2 more
doaj   +1 more source

The 1/r singularity in weakly nonlinear fracture mechanics

open access: yes, 2009
Material failure by crack propagation essentially involves a concentration of large displacement-gradients near a crack's tip, even at scales where no irreversible deformation and energy dissipation occurs. This physical situation provides the motivation
Ariel Livne   +25 more
core   +1 more source

A damage-based temperature-dependent model for ductile fracture with finite strains and configurational forces [PDF]

open access: yes, 2012
A temperature dependent model for ductile ...
Areias, Pedro, Van Goethem, N.
core   +1 more source

Effect of cryogenic conditions on the critical crack tip opening displacement for the laminated material AA2519-AA1050-Ti6Al4V-T62

open access: yesJournal of Materials Research and Technology
In the case of operating technical objects in conditions that accelerate material wear, it is necessary to adequately protect the object from the aggressive working environment.
Maciej Kotyk
doaj   +1 more source

Numerical Investigation of Strength Mismatch Effect on Ductile Crack Growth Resistance in Welding Pipe

open access: yesApplied Sciences, 2020
The effect of strength mismatch (ratio between the yield stress of weld metal and base metal, My) on the ductile crack growth resistance of welding pipe was numerically analyzed.
Lin Su   +6 more
doaj   +1 more source

A strain-based approach to study interaction between non-coplanar through-thickness edge notches

open access: yes, 2018
Structural integrity assessment procedures to assess the effect of interaction between multiple adjacent flaws normally consist of two stages. First, alignment rules categorize non-coplanar flaws as aligned or non-aligned.
De Waele, Wim   +2 more
core   +1 more source

A Numerical Study of the Effect of Isotropic Hardening Parameters on Mode I Fatigue Crack Growth

open access: yesMetals, 2020
The consideration of plastic crack tip opening displacement (CTOD, δp), as a crack driving force has given us the opportunity to predict fatigue crack growth (FCG) rate numerically, and, therefore, to develop parametric studies focused on the effect
M. F. Borges   +3 more
doaj   +1 more source

Numerical Strip-Yield Calculation of CTOD and CTOA [PDF]

open access: yes
A recently developed numerical method based on the strip yield analysis approach was used to calculate the Crack Tip Opening Displacement (CTOD) and Crack Tip Opening Angle (CTOA) for a number of complex crack configurations of practical interest.
Beek, Joachim   +2 more
core   +1 more source

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