Results 21 to 30 of about 221,986 (290)

Micro-scale strain distribution in hot-worked duplex stainless steel [PDF]

open access: yes, 2005
A modified microgrid technique has been applied to a laboratory-made duplex stainless steel, to experimentally simulate the local state of deformation of the austenite-ferrite microstructure of low-alloy steels subject to intercritical deformation.
Allais   +7 more
core   +2 more sources

Twin-based martensite stabilizing and improving the shape memory response of near equiatomic NiTi alloy through multi-axial forging

open access: yesJournal of Materials Research and Technology, 2022
In the present study, a high cumulative true strain (∼4.5) was applied on a near equiatomic NiTi shape memory alloy through multi-axial forging in the course of “isothermal” and “continuous cooling” regimes.
A. Shamsolhodaei   +4 more
doaj   +1 more source

Development of the Metal Rheology Model of High-temperature Deformation for Modeling by Finite Element Method [PDF]

open access: yes, 2019
It is shown that when modeling the processes of forging and stamping, it is necessary to take into account not only the hardening of the material, but also softening, which occurs during hot processing.
Aliieva, L. (Leila)   +3 more
core   +2 more sources

Toward superior fatigue and corrosion fatigue crack initiation resistance of Sanicro 28 pipe super austenitic stainless steel

open access: yesJournal of Materials Research and Technology, 2022
The present work deals with the fatigue and corrosion-fatigue crack initiation in cold-pilgered Sanicro 28 super austenitic stainless steel. Toward this end, the stress-controlled symmetric reverse bending fatigue tests were conducted in air and mixed ...
M. Amirifard   +4 more
doaj   +1 more source

Dynamic recrystallization mechanisms and twining evolution during hot deformation of Inconel 718 [PDF]

open access: yes, 2016
The hot deformation behavior of an IN718 superalloy was studied by isothermal compression tests under the deformation temperature range of 950–1100 °C and strain rate range of 0.001–1 s-1 up to true strains of 0.05, 0.2, 0.4 and 0.7.
Aghaie-Khafri, M.   +3 more
core   +2 more sources

Unraveling the effect of deformation-induced phase transformation on microstructure and micro-texture evolution of a multi-axially forged Mg-Gd-Y-Zn-Zr alloy containing the LPSO phase

open access: yesJournal of Materials Research and Technology, 2021
The effect of blocky to lamellar phase transformation on the microstructure and micro-texture of a Magnesium-Rare earth alloy containing long-period stacking order (LPSO) phases were examined comprehensively at the isothermal temperature of 400 °C via ...
S.M. Ramezani   +6 more
doaj   +1 more source

Effect of crystallization process on the electrical, and piezoelectric properties of PLA scaffolds

open access: yesJournal of Materials Research and Technology, 2023
This paper investigates the fabrication and characterization of piezoelectric properties in electrospun polylactic acid (PLA) scaffolds for tissue engineering applications.
Shima Hosseini   +3 more
doaj   +1 more source

Microstructure and plastic properties of mg-Li alloys smelted in vacuum induction furnaces after hot working [PDF]

open access: yes, 2017
The paper analyses the characteristics of plasticity and microstructure of magnesium alloys with lithium meant for hot plastic working with different lithium content. The alloys were prepared in conditions of vacuum smelting. Achieved ingots were subject
Hadasik, Eugeniusz   +3 more
core   +1 more source

On the fatigue and dwell-fatigue behavior of a low-density steel and the correlated microstructure origin of damage mechanism

open access: yesJournal of Materials Research and Technology, 2021
The present work deals with revealing the fatigue and dwell-fatigue behavior and correlated damage mechanisms of Fe–Mn–Al–C lightweight steel. Surprisingly, alteration in loading mode from monotonic to cyclic induces reversible dislocation movement and ...
A. Moshiri   +8 more
doaj   +1 more source

Giant-dipole Resonance and the Deformation of Hot, Rotating Nuclei [PDF]

open access: yes, 2003
The development of nuclear shapes under the extreme conditions of high spin and/or temperature is examined. Scaling properties are used to demonstrate universal properties of both thermal expectation values of nuclear shapes as well as the minima of the ...
A. Bracco   +17 more
core   +2 more sources

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