Results 21 to 30 of about 200,245 (303)

Characterization of the anodic oxide layer deposited on severely deformed and aged AA6063 aluminum alloy

open access: yesJournal of Materials Research and Technology, 2021
The aim of this study was to investigate the effects of severe plastic deformation (SPD) and thermal treatment on the nanostructure and properties of the anodic oxide layer of AA6063.
Maryam Mehdizade   +2 more
doaj   +1 more source

Ultrafine-Grained Ti-13Nb-13Zr Alloy Produced by Severe Plastic Deformation [PDF]

open access: yesMaterials Research, 2017
Biomedical devices currently in use (prostheses, implants) have satisfactory performance in many cases. However, sometimes the body reacts to the device insertion and may lead to its rapid replacement. Some of these disadvantages can be solved by the use
Diego Alfonso Godoy Pérez   +4 more
doaj   +2 more sources

Dynamic and post-dynamic recrystallization under hot, cold and severe plastic deformation conditions

open access: yes, 2014
The evolution of the new microstructures produced by two types of dynamic recrystallization is reviewed, including those brought about by severe plastic deformation (SPD). The microstructural changes taking place under these conditions and the associated
T. Sakai   +4 more
semanticscholar   +1 more source

Nanograin formation in dimple ridges due to local severe-plastic-deformation during ductile fracture

open access: yes, 2021
Nanograin materials have superior properties in mechanics, physics and chemistry. Here, we found a new phenomenon that nanograin formation spontaneously occurs in the process of ductile fracture for a titanium alloy, and the dominating mechanism is local
Xiangnan Pan, G. Qian, Youshi Hong
semanticscholar   +1 more source

Mechanical Behavior and In Vitro Corrosion of Cubic Scaffolds of Pure Magnesium Processed by Severe Plastic Deformation

open access: yesMetals, 2021
Reports in the literature show that severe plastic deformation can improve mechanical strength, ductility, and corrosion resistance of pure magnesium, which suggests good performance for biodegradable applications.
Claudio L. P. Silva   +3 more
doaj   +1 more source

Numerical simulation of deformation behavior of aluminum alloy sheets under processing by groove pressing method

open access: yesMATEC Web of Conferences, 2018
The results of theoretical estimation of capabilities of the material structure modification of 1560 aluminum alloy sheets under processing by severe plastic deformation are presented in this paper.
Moskvichev Evgeny   +3 more
doaj   +2 more sources

Generation of a Layer of Severe Plastic Deformation near Friction Surfaces in Upsetting of Steel Specimens

open access: yesMetals, 2018
Narrow layers of severe plastic deformation are often generated near frictional interfaces in deformation processes as a result of shear deformation caused by friction.
Sergei Alexandrov   +4 more
doaj   +1 more source

Superplastic Behavior of AZ31B Magnesium Alloy Processed by Equal Channel Angular Pressing (ECAP) [PDF]

open access: yesEngineering and Technology Journal, 2014
AZ31B magnesium alloy with initial grain size of 11.2 µm was grain refined using Equal Channel Angular Pressing (ECAP) the alloy was ECAP-processed up to 5-times at 473 K.
Ziad Tariq Madhloom, Azal R. Ismail
doaj   +1 more source

Effects of HE and ECAP processes on changes in microstructure and mechanical properties in copper, iron and zinc [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2023
The research presented in this paper concerns the influence of the rate of plastic deformation generated directly in the processes of severe plastic deformations on the microstructure and properties of three metals: copper, iron and zinc.
Mariusz Kulczyk   +4 more
doaj   +1 more source

SIMULATION OF THE SEVERE PLASTIC DEFORMATION PROCESS IN NANOCRYSTAL ON THE BASIS OF INTERMETALLIDE [PDF]

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2012
The mechanisms of structural transitions in a nanocrystal on the basis of intermetallic Ni3Al was studied by means of simulation of the process of the severe plastic deformation. For the structure analysis we used the simplexes of Voronoi-Delaunay, which
E.A. Dudnik, M.S. Skorobogatov
doaj  

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