Results 51 to 60 of about 25,504 (165)

Peierls barrier characteristic and anomalous strain hardening provoked by dynamic-strain-aging strengthening in a body-centered-cubic high-entropy alloy

open access: yesMaterials Research Letters, 2019
The temperature effect on the mechanical behavior of the HfNbTaTiZr high entropy alloy (HEA) was investigated at 77–673 K. The decrease of the yield strength with increasing the temperature was mechanistically analyzed by considering contributions from ...
S. Y. Chen   +10 more
doaj   +1 more source

Effect of strain rate on bake hardening response of BH220 steel

open access: yesEPJ Web of Conferences, 2015
This study aims at understanding the bake hardening ability of ultra low carbon BH220 steel at different strain rates. The as-received material has been pre-strained to four different levels and then deformed in tension under (a) as pre-strained state ...
Das Anindya   +3 more
doaj   +1 more source

Deformation Behaviors in Single BCC‐Phase Refractory Multi‐Principal Element Alloys under Dynamic Conditions

open access: yesAdvanced Science
The mechanical behavior and microstructural evolution of a BCC‐phase NbTaTiV refractory multi‐principal element alloy (RMPEA) is studied over a wide range of strain rates (10−3 to 103 s−1) and temperatures (room temperature to 850 °C).
Chanho Lee   +18 more
doaj   +1 more source

A review on cyclic hardening and softening behavior of alloys

open access: yesJournal of Alloys and Metallurgical Systems
Cyclic hardening and softening are vital aspects of the cyclic plastic deformation behaviour in alloys, and accurately predicting these responses is crucial for stress analysis in engineering components via finite element analysis.
Surajit Kumar Paul
doaj   +1 more source

Rebuilding the Strain Hardening at a Large Strain in Twinned Au Nanowires

open access: yesNanomaterials, 2018
Metallic nanowires usually exhibit ultrahigh strength but low tensile ductility, owing to their limited strain hardening capability. Here, our larger scale molecular dynamics simulations demonstrated that we could rebuild the highly desirable strain ...
Jiapeng Sun   +6 more
doaj   +1 more source

Experimental and Numerical Study of Texture Evolution and Anisotropic Plastic Deformation of Pure Magnesium under Various Strain Paths

open access: yesAdvances in Materials Science and Engineering, 2018
The deformation behavior and texture evolution of pure magnesium were investigated during plane strain compression, simple compression, and uniaxial tension at room temperature.
Hamad F. Alharbi   +3 more
doaj   +1 more source

Strain-hardening resilience via the cooperation of geometrically necessary dislocations and deformation twins in a strong and ductile lightweight high-entropy steel

open access: yesMaterials & Design
In the net-zero era, the burgeoning demands within engineering applications require materials that are not only lighter and stronger but also ductile.
Yi-Hsuan Sun   +6 more
doaj   +1 more source

Experimental study on low cycle fatigue behavior of TWIP steel under cyclic shear loading condition

open access: yesJournal of Materials Research and Technology
This study investigated the low-cycle fatigue (LCF) behavior of Twinning induced plasticity (TWIP) steel based on the twin bridge shear specimen and cyclic shear loading condition.
Chen Jiaqi   +6 more
doaj   +1 more source

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