Results 21 to 30 of about 142,987 (309)

Improving low-cycle fatigue life of ZK61 magnesium alloy via basal texture weakening by the compression-extrusion process

open access: yesJournal of Materials Research and Technology, 2023
In response to the problem that intense basal texture seriously affects the low-cycle fatigue life of magnesium alloys, the compression-extrusion process for basal texture weakening was implemented in ZK61 magnesium alloys.
Haixuan Wang   +4 more
doaj   +1 more source

NIMS fatigue data sheet on low- and high-cycle fatigue properties of A2017-T4 (Al-4.0Cu-0.6Mg) aluminium alloy

open access: yesScience and Technology of Advanced Materials: Methods, 2023
The new fatigue data sheet, No. 133, discloses low- and high-cycle fatigue properties of A2017-T4 aluminium alloys. Two types of low-cycle fatigue tests were conducted under strain-controlled conditions.
Yoshiyuki Furuya   +4 more
doaj   +1 more source

High Temperature Fatigue Behavior and Failure Mechanism of Ti-45Al-4Nb-1Mo-0.15B Alloy

open access: yesCrystals, 2022
Strain-controlled low cycle fatigue experiments were carried out on the TiAl alloy Ti-45Al-4Nb-1Mo-0.15B at 400 °C and 750 °C to reveal the cyclic mechanical behavior and failure mechanism.
Kanghe Jiang   +5 more
doaj   +1 more source

Cyclic fatigue behavior of nickel–titanium dental rotary files in clinical simulated root canals

open access: yesJournal of the Formosan Medical Association, 2017
Dental rotary instruments can be applied in multiple conditions of canals, but unpredictable fatigue fracture may happen. This study evaluated the fatigue lives of two batches of nickel–titanium (NiTi) dental rotary files operating in clinically ...
Chih-Wen Chi   +3 more
doaj   +1 more source

Mechanics and mechanisms of fatigue in a WC-Ni hardmetal and a comparative study with respect to WC-Co hardmetals [PDF]

open access: yes, 2015
There is a major interest in replacing cobalt binder in hardmetals (cemented carbides) aiming for materials with similar or even improved properties at a lower price.
Coureaux Mustelier, David   +5 more
core   +2 more sources

Cyclic fatigue resistance of VDW.ROTATE and Reciproc Blue nickel-titanium files at root canal temperature [PDF]

open access: yesJournal of Dental Research, Dental Clinics, Dental Prospects, 2020
Background. This study aimed to compare the VDW.ROTATE instruments with the Reciproc Blue instruments in different kinematics in terms of the cyclic fatigue resistance. Methods.
Ahmet Demirhan Uygun
doaj   +1 more source

Cyclic Hardening and Fatigue Damage Features of 51CrV4 Steel for the Crossing Nose Design

open access: yesApplied Sciences, 2023
A crossing nose is a component of railway infrastructure subject to very severe loading conditions. Depending on the severity of these loads, the occurrence of structural fatigue, severe plastic deformation, or rolling fatigue may occur.
Vítor M. G. Gomes   +2 more
doaj   +1 more source

Effect of autofrettage in the thick-walled cylinder with a radial cross-bore [PDF]

open access: yes, 2010
The effect of autofrettage on the stress level in thick-walled cylinders with a radial cross-bore is investigated by applying inelastic finite element analysis with cyclic pressure loading.
Brownell   +9 more
core   +1 more source

Strength degradation of sandstone and granodiorite under uniaxial cyclic loading

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2018
Change in mechanical properties of rocks under static loading has been widely studied and documented. However, the response of rocks to cyclic loads is still a much-debated topic.
Rashid Geranmayeh Vaneghi   +3 more
doaj   +1 more source

Comparison of the cyclic fatigue resistance of VDW.ROTATE, TruNatomy, 2Shape, and HyFlex CM nickel-titanium rotary files at body temperature [PDF]

open access: yesRestorative Dentistry & Endodontics, 2020
ObjectivesThis study aims to compare the cyclic fatigue resistance of VDW.ROTATE, TruNatomy, 2Shape, and HyFlex CM nickel-titanium (NiTi) rotary files at body temperature.Materials and MethodsIn total, 80 VDW.ROTATE (25/0.04), TruNatomy (26/0.04), 2Shape
Mustafa Gündoğar   +3 more
doaj   +1 more source

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