Results 11 to 20 of about 5,874 (289)

Incremental non-equal channel angular pressing – FE simulation [PDF]

open access: yesAIP Conference Proceedings, 2016
Equal channel angular pressing is the most popular process of severe plastic deformation used to refine grain structure in metals in order to improve their properties. One of the features of severe plastic deformation is lack of change of billet's shape and dimensions. However, for practical reasons, departure from this pure definition might be useful.
Rosochowski, Andrzej, Olejnik, Lech
openaire   +4 more sources

Equal channel angular pressing technique for the formation of ultra-fine grained structures [PDF]

open access: yesSouth African Journal of Science, 2012
Equal channel angular pressing is one of the techniques in metal forming processes in which an ultra-large plastic strain is imposed on a bulk material in order to make ultra-fine grained and nanocrystalline metals and alloys.
Kazeem Sanusi   +2 more
doaj   +4 more sources

INFLUENCE OF DIE ANGLES ON THE MICROHARDNESS OF ALUMINUM ALLOY PROCESSED BY EQUAL CHANNEL ANGULAR PRESSING

open access: yesInternational Islamic University Malaysia Engineering Journal, 2010
The die geometry has a massive effect on the plastic deformation behavior during pressing of material processed by equal channel angular pressing (ECAP) method; subsequently the properties of the processed material are strongly dependent on it.
Ali A Aljubouri
doaj   +4 more sources

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   +3 more sources

Severe Plastic Deformed Pure Aluminum by Equal Channel Angular Pressing

open access: yesThe Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, 2009
Samples of an aluminum alloy were subjected to an equal channel angular pressing (ECAP) at room temperature for one pass. For the several specimens severe plastic deformation process was interrupted to observe the material flow.
Gheorghe GURAU   +2 more
doaj   +2 more sources

Equal Channel Angular Pressing of Cu-Al Bimetallic Rod

open access: yesMaterials Science Forum, 2012
Coextrusion and corolling are the major processes to produce bimetallic rods, tubes and wires, the objective being to perform clad metals, bimetallic joints or seals. The aim of the present work is to produce bimetallic rods showing an ultrafine grained microstructure with enhanced properties.
Llorca Isern, Núria   +3 more
openaire   +4 more sources

Micromilling of Equal Channel Angular Pressing Titanium

open access: yes, 2019
Pure titanium is the ideal metallic material to be used for producing dental implants due to its good corrosion resistance and biocompatibility. However, pure titanium does not present high mechanical resistance, which can be a limiting factor. Severe plastic deformation techniques such as equal channel angular pressing (ECAP) can be used to improve ...
de Oliveira Campos, Fábio   +2 more
core   +3 more sources

Deformation of high density polyethylene by dynamic equal-channel-angular pressing. [PDF]

open access: yesRSC Adv, 2018
Dynamic equal-channel-angular pressing leads to macro- and microstructure changes of high density polyethylene.
Wu X   +6 more
europepmc   +2 more sources

Strain mapping and nanocrystallite size determination by neutron diffraction in an aluminum alloy (AA5083) severely plastically deformed through equal channel angular pressing [PDF]

open access: yes, 2013
Six specimens of an aluminum alloy (AA-5083) extruded by Equal Channel Angular Pressing following two different routes plus a blank sample were examined with a neutron radiation of 1.5448 Å. Macrostrain maps from the (311) reflection were obtained.
Pérez, C. Luis   +3 more
core   +1 more source

Microstructure evolution in AZ61 alloy processed by equal channel angular pressing

open access: yesAdvances in Mechanical Engineering, 2016
Magnesium and its alloys are finding increasing use in aerospace, automobile, nuclear, electrical, and structural engineering applications because of their high strength-to-weight ratio when compared to aluminum, titanium, and steel.
Muralidhar Avvari   +2 more
doaj   +1 more source

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