Results 31 to 40 of about 321,633 (209)

Crack-Growth Behavior in Thermal Barrier Coatings with Cyclic Thermal Exposure [PDF]

open access: yes, 2019
Crack-growth behavior in yttria-stabilized zirconia-based thermal barrier coatings (TBCs) is investigated through a cyclic thermal fatigue (CTF) test to understand TBCs’ failure mechanisms.
Choi, Baig-Gyu   +7 more
core   +1 more source

Crack tip strain evolution and crack closure during overload of a growing fatigue crack [PDF]

open access: yesFracture and Structural Integrity, 2017
It is generally accepted that fatigue crack growth is retarded after an overload, which has been explained either by plasticity-induced crack closure or near-tip residual stress.
De-Qiang Wang   +3 more
doaj   +3 more sources

Modeling of creep-fatigue interaction effects on crack growth at elevated temperatures

open access: yesMATEC Web of Conferences, 2018
The well-known load frequency effect on creep-fatigue crack growth is explained by the interactions between fatigue and creep loading and is quantified using the concept of plasticity-induced crack closure.
Potirniche Gabriel P.
doaj   +1 more source

Fatigue crack growth in a laser shock peened residual stress field [PDF]

open access: yes, 2019
Laser Shock Peening is a surface treatment technique used in the aerospace sector to increase fatigue life, as well as resistance to fretting fatigue and stress corrosion cracking.
Achintha   +19 more
core   +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

Fatigue crack growth in thin notched woven glass composites under tensile loading. Part II: modelling [PDF]

open access: yes, 2011
Fatigue propagation of a through-the-thickness crack in thin woven glass laminates is difficult to model when using homogeneous material assumption. Crack growth depends on both the fatigue behaviour of the fibres and of the matrix, these two phenomena ...
Barrau, Jean-Jacques   +3 more
core   +3 more sources

Predicting creep-fatigue crack growth rates in Alloy 709 using finite element simulations of plasticity and creep-induced crack closure

open access: yesMATEC Web of Conferences, 2018
This paper reports on a computational study and experimental validation of creep-fatigue crack growth rates at high temperature in two structural materials.
Ramirez Jose   +6 more
doaj   +1 more source

Near-threshold fatigue crack growth in bulk metallic glass composites [PDF]

open access: yes, 2009
A major drawback in using bulk metallic glasses (BMGs) as structural materials is their extremely poor fatigue performance. One way to alleviate this problem is through the composite route, in which second phases are introduced into the glass to arrest ...
Boopathy, Kombaiah   +3 more
core   +1 more source

Influence of woven ply degradation on fatigue crack growth in thin notched composites under tensile loading [PDF]

open access: yes, 2010
This paper deals with the fatigue of the through the-thickness crack propagation in thin notched composite laminates made of two glass woven plies. It highlights the different crack growths between warp and weft directions of the woven ply.
Barrau, Jean-Jacques   +3 more
core   +3 more sources

Experimental and simulation study on Ⅰ-Ⅱ mixed-mode fatigue crack growth of TC4-DT welded joint

open access: yesJournal of Aeronautical Materials, 2020
The crack growth in the structure shows the complex Ⅰ-Ⅱ mixed-mode under the combined tensile and shear fatigue loading. It is of great significance to understand its growth law for evaluating the fatigue life of structures accurately.
LIU Xiaogang, ZHU Xiaolin, GUO Haiding
doaj   +1 more source

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