Results 1 to 10 of about 55,643 (266)

Small crack growth behavior in selective laser melted TC4 alloy

open access: yesCailiao gongcheng, 2023
The three-dimensional small crack growth behavior of selective laser melting (SLM) TC4 alloy was investigated by in-situ observation fatigue test method, and the long crack growth curve was measured by load reduction method under the same experimental ...
WU Liangliang, JIAO Zehui, YU Huichen
doaj   +1 more source

Characterization of Surface Fatigue Crack Nucleation and Microstructurally Small Crack Growth in High Strength Aluminum Alloys

open access: yesFrontiers in Materials, 2021
It is well established that fatigue crack nucleation and small crack growth in high strength aluminum alloys are highly influenced by the surrounding microstructure including grain boundaries, texture, inclusion barriers, among other factors.
Robert Fleishel   +5 more
doaj   +1 more source

Controlling fatigue crack paths for crack surface marking and growth investigations

open access: yesFracture and Structural Integrity, 2015
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   +3 more sources

On the small crack fracture mechanics [PDF]

open access: yesInternational Journal of Fracture, 1983
The limit of validity of linear fracture mechanics is specified by the minimum allowable crack length through an ASTM convention. Extension into the non-linear region ought to imply an extension towards smaller allowable cracks. In order to elucidate the question “How short is the smallest crack that fits the methods of fracture mechanics, and how do ...
openaire   +1 more source

Small fatigue crack growth behavior of TB6 titanium alloy

open access: yesCailiao gongcheng, 2019
The growth behavior of naturally-initiated small cracks in single edge notched tensile (SENT) specimen of TB6 titanium alloy was studied. Fatigue experiments were conducted under constant amplitude loading with the stress ratios R of 0.1 and 0.5 at room ...
XU Liang   +5 more
doaj   +1 more source

Effect of adhesive thickness on stress intensity factor for edge interface crack in adhesively- bonded joint

open access: yesNihon Kikai Gakkai ronbunshu, 2015
This paper deals with the effect of adhesion layer on the stress intensity factor for small edge interface crack in bonded plates under uniaxial tension or bending.
Kazuhiro ODA   +3 more
doaj   +1 more source

Fatigue and Crack Growth under Constant- and Variable-Amplitude Loading in 9310 Steel Using “Rainflow-on-the-Fly” Methodology

open access: yesMetals, 2021
Fatigue of materials, like alloys, is basically fatigue-crack growth in small cracks nucleating and growing from micro-structural features, such as inclusions and voids, or at micro-machining marks, and large cracks growing to failure.
James C. Newman
doaj   +1 more source

Simulation and experimental study on ECT of circumferential cracks in small-diameter tubes

open access: yesAIP Advances, 2023
Circumferential crack detection of small diameter tubes is a difficult problem to solve in eddy current testing. The three-dimensional simulation model is established through electromagnetic field simulation software to analyze the eddy current field ...
Zun Yin   +6 more
doaj   +1 more source

Evaluation of stress intensity factor for small edge interface crack under thermal stress

open access: yesNihon Kikai Gakkai ronbunshu, 2015
This paper deals with the analysis of the thermal stress intensity factor for small edge interfacial crack between bonded dissimilar plates subjected to uniform change of temperature by using the crack tip stress method.
Kazuhiro ODA   +3 more
doaj   +1 more source

Non steady-state intersonic cracks in elastomer membranes under large static strain [PDF]

open access: yesJournal of Theoretical, Computational and Applied Mechanics, 2021
Dynamic crack propagation in elastomer membranes is investigated; the focus is laid on cracks reaching the speed of shear waves in the material. The specific experimental setup developed to measure crack speed is presented in details.
Thomas Corre   +3 more
doaj   +1 more source

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