Results 11 to 20 of about 1,040,830 (316)

The Study of the Effect of Alternate Intermittent Deformation on the Bauschinger Effect in a Zirconium-Based Alloy [PDF]

open access: yesArchives of Metallurgy and Materials, 2019
The article reports the results of research on the influence of the alternate intermittent deformation of specimens by a torsion method on the Bauschinger effect in the Zr-1%Nb zirconium-based alloy.
H. Dyja   +3 more
doaj   +1 more source

Hot compressive deformation behavior and microstructure characteristics of new ultra strength Al-Zn-Mg-Cu alloy

open access: yesCailiao gongcheng, 2019
The hot compression test of the new ultra strength Al-Zn-Mg-Cu-Zr-Sc alloy at high temperature was carried out by using the Gleeble-1500 thermal simulator.
WANG Yu   +6 more
doaj   +1 more source

A characterization for the flow behavior of as-extruded 7075 aluminum alloy by the improved Arrhenius model with variable parameters

open access: yesMaterials Research, 2012
In order to perform the numerical simulations of forging response and establish the processing parameters for as-extruded 7075 aluminum alloy, the compressive deformation behavior of as-extruded 7075 aluminum alloy were investigated at the temperatures ...
Guo-zheng Quan   +5 more
doaj   +1 more source

Modeling and simulation of dynamic recrystallization behavior for Q890 steel plate based on plane strain compression tests

open access: yesOpen Physics, 2020
In view that the traditional dynamic recrystallization (DRX) model cannot effectively predict the DRX process in the hot deformation process of sheet metal, DRX behavior modeling and simulation of q890 steel plate based on the plane strain compression ...
Yang Lei, He Yi-Zhu
doaj   +1 more source

Predicting Flow Stress Behavior of an AA7075 Alloy Using Machine Learning Methods

open access: yesCrystals, 2022
The present work focuses on the prediction of the hot deformation behavior of thermo-mechanically processed precipitation hardenable aluminum alloy AA7075.
Jens Decke   +8 more
doaj   +1 more source

MTS model based force prediction for machining of Ti-6Al-4V

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2017
The high temperature and severe plastic deformation could promote workpiece material microstructure evolution in the machining process. The material mechanical properties are functions of the material microstructure attributes.
Zhipeng PAN   +4 more
doaj   +1 more source

Extended Stress–Strain Characterization of Automotive Steels at Dynamic Rates

open access: yesMetals, 2022
Demanding structural applications require a detailed knowledge of the materials response up to the very late stages before failure. Ductile high-strength steels may undergo pronounced necking over the majority of their straining life; this makes a ...
Giuseppe Mirone   +4 more
doaj   +1 more source

Investigation of spiral blood flow in a model of arterial stenosis [PDF]

open access: yes, 2009
The spiral component of blood flow has both beneficial and detrimental effects in human circulatory system [Stonebridge PA, Brophy CM. Spiral laminar flow in arteries? Lancet 1991; 338: 1360–1].
Paul, M.C., Larman, A.
core   +1 more source

Neural network approach to flow stress evaluation in hot deformation

open access: yes, 1995
With increase in the use of finite-element methods to characterize the workpiece behaviour under different processing conditions in metal-forming operations, an effective means of establishing the complicated relationship between the flow stress of the ...
Rao, K. P., Y. K. D. V. Prasad
core   +2 more sources

Large-Eddy simulation of pulsatile blood flow [PDF]

open access: yes, 2009
Large-Eddy simulation (LES) is performed to study pulsatile blood flow through a 3D model of arterial stenosis. The model is chosen as a simple channel with a biological type stenosis formed on the top wall.
Molla, M.M., Roditi, G., Paul, M.C.
core   +1 more source

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