Results 21 to 30 of about 955,665 (316)

FRACTURES [PDF]

open access: yesSouthern Medical Journal, 1908
n ...
openaire   +2 more sources

Influence of Loading Rate on the Hydrogen-Assisted Micro-Damage in Bluntly Notched Samples of Pearlitic Steel

open access: yesMetals, 2016
The influence of loading rate (crosshead speed) on the fracture process of bluntly notched samples of pearlitic steel under hydrogen environment is analyzed in this paper.
Jesús Toribio   +2 more
doaj   +1 more source

Finite element modelling of thin intermetallic compound layer fractures

open access: yesJournal of Mechanical Engineering and Sciences, 2017
A thin intermetallic compound (IMC) of solder ball joint induces strong stress concentration between the pad and solder where a crack propagated near the IMC layer.
Ooi Eang Pang   +4 more
doaj   +1 more source

Impact and indenting damage of CVD-produced ZnS and ZnSe ceramics

open access: yesMaterials Research Express, 2020
Time series of acoustic emission pulses were excited in ductile ZnS and ZnSe ceramics either by a falling weight or by indenting the Vickers pyramid. Energy distributions in emitted acoustical emission pulses were found to be random (Poisson-like) in the
Alexandre Chmel   +3 more
doaj   +1 more source

The effect of aquatic exercise on bone mineral density in older adults. A systematic review and meta-analysis

open access: yesFrontiers in Physiology, 2023
Introduction: Aquatic or water-based exercise is a very popular type of exercise in particular for people with physical limitations, joint problems and fear of falling.
Eileen Schinzel   +26 more
doaj   +1 more source

Numerical Modeling of Plasticity-Induced Fatigue Crack Growth Retardation Due to Deflection in the Near-Tip Area

open access: yesMetals, 2021
This article studies the retardation effect in plasticity-induced fatigue crack growth rate for a low-medium strength steel, due to the appearance of microdeflections in the crack path.
Jesús Toribio   +2 more
doaj   +1 more source

Role of Non-Metallic Inclusions in the Fracture Behavior of Cold Drawn Pearlitic Steel

open access: yesMetals, 2021
In this paper an exhaustive scientific work is performed, by means of metallographic and scanning electron microscope (SEM) techniques, of the microstructural defects exhibited by pearlitic steels and their evolution with the manufacturing process by ...
Jesús Toribio   +2 more
doaj   +1 more source

Tensile Fracture Behavior of Progressively-Drawn Pearlitic Steels

open access: yesMetals, 2016
In this paper a study is presented of the tensile fracture behavior of progressively-drawn pearlitic steels obtained from five different cold-drawing chains, including each drawing step from the initial hot-rolled bar (not cold-drawn at all) to the final
Jesús Toribio   +5 more
doaj   +1 more source

Drawing-Induced Evolution of Inclusions in Cold-Drawn Pearlitic Steel

open access: yesMetals, 2021
This article focuses on the analysis of the evolution of inclusions present in eutectoid pearlitic steel subjected to a real cold drawing process. To this end, wires belonging to different stages of the manufacture chain were studied, starting from an ...
Jesús Toribio   +2 more
doaj   +1 more source

Stress Intensity Factor Solutions for Eccentric Annular External Cracks in Notched Round Bars under Tensile Loading

open access: yesMetals, 2023
In this paper, stress intensity factor (SIF) solutions of eccentric annular external cracks in elliptical notched round bars under tension loading have been obtained from 3D finite element analysis, along with their relation to the energy release rate ...
Jesús Toribio   +3 more
doaj   +1 more source

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