Results 1 to 10 of about 136,068 (264)

Notch effect of welded joint [PDF]

open access: yesMATEC Web of Conferences, 2018
In general, the welded joints are multifactorial notches. This study is focused to separate the geometrical influence (when the weld can be seen on the surface) and technological factors (internal defects of the weld, structural changes of the material ...
Chmelko Vladimír   +2 more
doaj   +2 more sources

Analysis of Notch Effect in 3D-Printed ABS Fracture Specimens Containing U-Notches. [PDF]

open access: yesMaterials (Basel), 2020
In this paper a fracture assessment in additive manufactured acrylonitrile butadiene styrene (ABS) fracture specimens containing U-notches is performed. We performed 33 fracture tests and 9 tensile tests, combining five different notch radii (0 mm, 0.25 mm, 0.50 mm, 1 mm and 2 mm) and three different raster orientations: 0/90, 30/−60 and 45/−45.
Cicero S   +4 more
europepmc   +5 more sources

Influence of the Dross Formation of the Laser-Cut Edge on the Fatigue Strength of AISI 304

open access: yesMetals, 2023
Laser cutting is a thermal cutting process based on material melting that results in characteristic features of the cut edge. The dross in particular is a crucial quality-determining feature which occurs especially when processing higher sheet ...
Julia Bach   +5 more
doaj   +1 more source

Fatigue Failure Prediction of U-Notched ZK60 Magnesium Samples Using the Strain Energy Density Approach

open access: yesMetals, 2021
The light weight of magnesium alloys makes them a promising material in different potential industries, such as aerospace and automobile. In addition, magnesium alloys are attractive materials for biomedical applications due to their biocompatibility ...
Jafar Albinmousa
doaj   +1 more source

Scaling Effects in Notched Composites [PDF]

open access: yesJournal of Composite Materials, 2009
A program of scaled tests on unnotched and open-hole tension and compression specimens is summarized. Quasi-isotropic IM7/8552 carbon-fiber epoxy specimens have been tested using two different scaling techniques: sub-laminate-level ([45/90/ - 45/0] ns ) and ply-level scaling ([45
Wisnom, M. R.   +2 more
openaire   +4 more sources

Fracture Behavior of Two Biopolymers Containing Notches: Effects of Notch Tip Plasticity

open access: yesApplied Sciences, 2020
This paper analyzes the notch effect on the fracture behavior of two biomaterials (a brittle bone cement and a ductile dental material) under mode I loading. U-notched Brazilian disk (UNBD) specimens of both materials were tested under remote compression,
Sahel Shahbaz   +3 more
doaj   +1 more source

Assessment the Partial Welding Influences on Fatigue Life of S700MC Steel Fillet Welds

open access: yesMetals, 2021
Fine-grained steels belonging to the HSLA group (High-Strength Low-Alloy steels) of steels are becoming increasingly popular and are used in both statically and dynamically stressed structures.
Jaromir Moravec   +3 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

Effect of disorder and notches on crack roughness [PDF]

open access: yesPhysical Review E, 2007
We analyze the effect of disorder and notches on crack roughness in two dimensions. Our simulation results based on large system sizes and extensive statistical sampling indicate that the crack surface exhibits a universal local roughness of $ζ_{loc} = 0.71$ and is independent of the initial notch size and disorder in breaking thresholds.
Nukala PKVV   +3 more
openaire   +6 more sources

Influence Rule of Annular Notch Geometric Parameter on the Tubing Surface: A Case Study

open access: yesMetals, 2022
In regards to the problem of tubing precision separation, the high-efficiency precision separation method for tubing under eccentric wheel high-speed rotational bending fatigue loading is proposed, which aims to promote the initiation of fatigue cracks ...
Renfeng Zhao   +6 more
doaj   +1 more source

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