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Stress Intensity Factor calculation from displacement fields [PDF]

open access: yesFracture and Structural Integrity, 2017
In the last two decades, visual image techniques such as Digital Image Correlation (DIC) enabled to experimentally determine the crack tip displacement and strain fields at small scales. The displacements are tracked during loading, and parameters as the
S. Beretta, L. Patriarca, S. Rabbolini
doaj   +6 more sources

Analysis of Stress Intensity Factor on Weld Surface [PDF]

open access: yesMATEC Web of Conferences, 2022
Progressive welding technologies based on high energy density welding process such as electron beam welding allow joining two materials without consumable.
Handrik Marián   +5 more
doaj   +1 more source

Stress intensity factor for a small radial crack located on external edge of a rotating viscoelastic cylinder subjected to internal pressure and temperature distribution [PDF]

open access: yesمهندسی مکانیک شریف, 2021
In this research, stress intensity factor of a small radial crack in a rotating thick cylinder made of viscoelastic materials subjected to internal pressure and radial temperature distribution is investigated. The radial crack is assumed to be located at
R. Nikpour, H. Mahbadi
doaj   +1 more source

Linearized layering method for stress intensity factor determination

open access: yesSN Applied Sciences, 2022
Article highlights An approach to determine stress intensity factors by linearizing a layered notch stress profile is presented. Stress intensity factors for multiple notch geometries are investigated and tested using the Linearized Layering Method.
Bradley Storm, Jeries J. Abou-Hanna
doaj   +1 more source

The Stress Intensity Factor of convex embedded polygonal cracks

open access: yesFracture and Structural Integrity, 2023
In the present work, a simple formula for the evaluation of the stress intensity factor (SIF) of convex embedded polygonal cracks has been proposed. This formula is structured as a correction factor of the Oore-Burns equation and is based on accurate ...
Paolo Livieri, Fausto Segala
doaj   +1 more source

Numerical simulation of stress intensity factor at axial through-wall crack tip of pipeline

open access: yesYou-qi chuyun, 2020
Crack is a common defect form in pipelines, and its stress intensity factor is an important basis for safety evaluation of pipelines. In order to accurately acquire the stress intensity factors of cracks in pipelines, the finite element model for solving
Qinggang LIU   +3 more
doaj   +1 more source

Modified stress intensity factor as a crack growth parameter applicable under large scale yielding conditions

open access: yesMechanical Engineering Journal, 2014
High-temperature water stress corrosion cracking has high tensile stress sensitivity, and its growth rate has been evaluated using the stress intensity factor, which is a linear fracture mechanics parameter.
Tetsuo YASUOKA   +2 more
doaj   +1 more source

Mode I stress intensity factor with various crack types

open access: yesFracture and Structural Integrity, 2022
Presence of cracks in mechanical components needs much attention, where the stress field is affected by cracks and the propagation of cracks may be occurred causing the damage.
Ehab Samir Mohamed Mohamed Soliman
doaj   +1 more source

Stress Intensity Factor of Reinforced Concrete Beams in Bending

open access: yesBuildings, 2021
The stress values at the crack tip in bending reinforced concrete beams are considered. The stress state is analytically determined with an initial and propagating crack.
Zhmagul Smagulovich Nuguzhinov   +6 more
doaj   +1 more source

Stress intensity factor for small embedded cracks in weldments

open access: yesFracture and Structural Integrity, 2019
In the present work, the stress intensity factor (SIF) of embedded small cracks placed at the weld toe is calculated by means of two procedures based on the Oore-Burns integral.
Paolo Livieri, Fausto Segala
doaj   +3 more sources

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