Results 121 to 130 of about 652,036 (352)

Effect of crack propagation on crack tip fields

open access: yesFrattura ed Integrità Strutturale, 2013
Crack closure influences fatigue crack growth rate and must be included in the design of components. Plasticity induced crack closure is intimately linked with the crack tip plastic deformation, which becomes residual as the crack propagates. The objective here is to study numerically the effect of crack propagation on crack tip fields.
Antunes Fv   +3 more
openaire   +8 more sources

Numerical analysis of desiccation, shrinkage and cracking in low plasticity clayey soils [PDF]

open access: yes, 2017
This paper presents a numerical study of the desiccation processes of low-plasticity clayey soils that usually result in shrinkage and often in cracking.
Ledesma Villalba, Alberto   +2 more
core  

Intermetallic Compound Layer Morphology and Distribution in Friction‐Welded Steel–Aluminum Components

open access: yesAdvanced Engineering Materials, EarlyView.
In this study, how friction‐welding parameters (rotational speed, etc.) affect the morphology, distribution, and local thickness of the intermetallic compound layer (IMC‐layer) in friction‐welded steel‐aluminum hybrid components is investigated. In the results, it is shown that lower speeds (700 rpm) lead to a more uniform, thinner IMC‐layer (<0.5 μm),
Christoph Kahra   +6 more
wiley   +1 more source

Cracking the Nut [PDF]

open access: yesToxicological Sciences, 2004
Phthalate esters impart flexibility to hard plastics, are used as inert ingredients in cosmetics and personal hygiene products, and are ubiquitous environmental contaminants. Finding the underlying molecular mechanism of phthalate-induced testicular injury has been a vision quest of male reproductive toxicologists for many decades.
openaire   +3 more sources

Non‐Destructive and Mechanical Characterization of the Bond Quality of Co‐Extruded Titanium‐Aluminum Profiles

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates the bond quality of co‐extruded aluminum–titanium hybrid profiles, focusing on the lateral angular co‐extrusion (LACE) process. It examines how heat treatments (HT) affect intermetallic phase formation, bond strength, and material properties.
Norman Mohnfeld   +9 more
wiley   +1 more source

Stress corrosion cracking of titanium alloys: SCC velocity: concentration of TiCl3 [PDF]

open access: yes
Stress corrosion cracking of titanium alloys, velocity of cracking in aqueous and methanol solutions and halogenated organic solvents, concentration of TiCl3 in ...
Beck, T. R., Blackburn, M. J.
core   +1 more source

A Novel Simulation Approach for Damage Evolution during Tailored Forming

open access: yesAdvanced Engineering Materials, EarlyView.
Traditional damage models are struggling to accurately and efficiently simulate large‐scale three‐dimensional models with a great number of degrees of freedoms. A new gradient‐enhanced damage model based on the extended Hamilton principle can significantly reduce the computation time while ensuring mesh‐independence which is suitable to use in tailored
Fangrui Liu   +2 more
wiley   +1 more source

Analysis of Temperature and Stress Distribution on the Bond Properties of Hybrid Tailored Formed Components

open access: yesAdvanced Engineering Materials, EarlyView.
Hybrid materials enable high‐performance components but are challenging to process. This study explores an inductive heating concept with spray cooling for steel–aluminum specimens in a two‐step process including friction welding and cup backward extrusion.
Armin Piwek   +7 more
wiley   +1 more source

Atomic-scale grain boundary engineering to overcome hot-cracking in additively-manufactured superalloys

open access: yes, 2019
There are still debates regarding the mechanisms that lead to hot cracking in parts build by additive manufacturing (AM) of non-weldable Ni-based superalloys.
Abed, Stéphane   +11 more
core   +2 more sources

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