Results 31 to 40 of about 2,719,421 (203)

Optimization Process Parameters of Equal Angular Channel Pressing According to the Measurement Results of Microstructural Homogeneity [PDF]

open access: yesMaterials Research, 2018
The aim of the present work is to discuss process parameters effect on microstructure evolution and formation mechanism of ultrafine grains. As plastic deformation technique Equal Channel Angular Pressing (ECAP) method used pure Ti G4 rods processed in ...
Asli Günay Bulutsuz   +2 more
doaj   +1 more source

Deformation Characteristics Evaluation of Modified Equal Channel Angular Pressing Processes

open access: yes, 2018
In current studies, equal channel angular pressing process (ECAP) and modified ECAP processes are simulated under ideal conditions to compare the deformation characteristics. The deformation behaviour is more complicated and the strain induced during the
Yoon, SC   +5 more
core   +2 more sources

DEVELOPMENT BY COMPUTATIONAL SIMULATION AND PERFORMANCE ANALYSIS OF AN EQUAL CHANNEL ANGULAR PRESSING DIE [PDF]

open access: yesTecnologia em Metalurgia, Materiais e Mineração, 2013
Critical geometric parameters of an Equal Channel Angular Pressing (ECAP) die suitable to plate processing were optimized by making use of the DEFORM™ software.
Phillip Springer   +3 more
doaj   +1 more source

In-Crystal Dislocation Behaviour and Hardness Changes in the Case of Severe Plastic Deformation of Aluminium Samples

open access: yesTehnički Glasnik, 2023
The presence of dislocations significantly modifies the mechanical properties of crystalline solids. Severe plastic deformation (SPD) and the most used SPD process – the Equal Channel Angular Pressing (ECAP), affect the multiplication and localized ...
Zdenka Keran   +4 more
doaj   +1 more source

Optimization of the Equal Channel Angular Pressing (ECAP) Process for Strain Homogeneity

open access: yesMaterials Science Forum, 2007
Two-Dimensional finite element analysis was carried out to optimize the equal channel angular pressing process (ECAP) for strain homogeneity under frictionless and frictional conditions. The effect of outside corner angle (Ψ), inner radius (r) and shear friction (m) on the strain homogeneity was investigated.
Cherukuri, Balakrishna   +1 more
openaire   +4 more sources

The Influence Of Equal Channel Angular Pressing Angles On The Microstructure And Properties Of Al-Si-Mg Alloy [TA483. J91 2006 f rb]. [PDF]

open access: yes, 2006
Penyelidikan ini bertujuan untuk meningkatkan sifat-sifat fizikal dan mekanikal aloi Al-Si-Mg melalui penghalusan struktur ira yang dihasilkan oleh kecacatan plastik lampau. The aim of this research is to improve the physical and mechanical properties
Altayef Al-Jubouri, Ali Abadi
core   +1 more source

The effect of equal-channel angular pressing (ECAP) on the properties of graphene reinforced aluminium matrix composites

open access: yesJournal of Composite Materials, 2020
In the present study, graphene nanosheets were synthesised by liquid phase exfoliation process, and the obtained graphene was reinforced in the rates of 0.1, 0.2, 0.3 and 0.6 wt.%. After the composites were characterised, they were exposed to Equal Channel Angular Pressing (ECAP) process.
Ömer Güler   +6 more
openaire   +4 more sources

Potential of multi-pass ECAP on improving the mechanical properties of a high-calcium-content Mg-Al-Ca-Mn alloy

open access: yesJournal of Magnesium and Alloys, 2019
In this study, the multi-pass equal channel angular pressing (ECAP) was employed on a high-calcium-content Mg-Al-Ca-Mn alloy to tailor its microstructure and mechanical properties. The obtained results showed that the network-shaped Mg2Ca and (Mg, Al)2Ca
He Huang   +7 more
doaj   +1 more source

Microstructure and mechanical property of a high-strength Mg–10Gd–6Y–1.5Zn–0.5Zr alloy prepared by multi-pass equal channel angular pressing

open access: yesJournal of Magnesium and Alloys, 2017
In this work, a high-strength Mg–10Gd–6Y–1.5Zn–0.5Zr (wt.%) alloy was fabricated by successive multi-pass equal channel angular pressing (ECAP). The microstructure and mechanical property of as-cast and ECAP alloys were systematically researched by X-ray
Huan Liu   +6 more
doaj   +1 more source

Factor screening experiments using fractional factorial split plot designs and regression analysis in developing a top-down nanomanufacturing system for recycling of welding rod residuals

open access: yesProduction and Manufacturing Research: An Open Access Journal, 2017
A promising technology for integration of top-down nanomanufacturing is equal channel angular pressing, a process transforming metallic materials into nanostructured or ultra-fine grained materials with significantly enhanced performance characteristics.
Michael W. Hester, John Usher
doaj   +1 more source

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