PERSPECTIVES OF NANOPOWDERS APPLICATION FOR MANUFACTURING OF MODIFYING ALLOYING COMPOSITIONS

Application of nanomaterials for grain refining of metals and its allac is of great interest as it aimis achieveto higher physicalmechanical properties in finished parts. Analysis shows that to gain high effectiveness of nanoparticles it is important to provide proper input of these particles into a...

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Main Authors: A. Kalinichenko, A. Slutsky, V. Sheinert, N. Zyk, V. Borodulya, О. Rabinovich
Format: Article
Language:English
Published: Belarusian National Technical University 2015-04-01
Series:Litʹë i Metallurgiâ
Subjects:
Online Access:https://lim.bntu.by/jour/article/view/20
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spelling doaj-50dd8a057f77446599e0e805bbe5bb502021-07-29T08:34:03ZengBelarusian National Technical UniversityLitʹë i Metallurgiâ1683-60652414-04062015-04-0101657314PERSPECTIVES OF NANOPOWDERS APPLICATION FOR MANUFACTURING OF MODIFYING ALLOYING COMPOSITIONSA. Kalinichenko0A. Slutsky1V. Sheinert2N. Zyk3V. Borodulya4О. Rabinovich5Belarusian National Technical UniversityBelarusian National Technical UniversityBelarusian National Technical UniversityBelarusian National Technical UniversityA.V. Luikov Heat and Mass Transfer Institute of NAS of BelarusA.V. Luikov Heat and Mass Transfer Institute of NAS of BelarusApplication of nanomaterials for grain refining of metals and its allac is of great interest as it aimis achieveto higher physicalmechanical properties in finished parts. Analysis shows that to gain high effectiveness of nanoparticles it is important to provide proper input of these particles into alloying alloy. The aim of present research is study of initial nanoparticles structure on the base of titanium, boron, yttrium and carbon nanotubes as well as development of method to manufacture alloying alloys containing nanoparticles.Investigations of nanopowders phase compositions on the base of titanium, boron and yttrium have shown that active elements such as boron carbide, titanium carbide and nitride, yttrium oxide are base compounds of these nanopowders. Powder particles are formed by primary structural elements having mainly plate state (titanium and boron carbides) and containing equiaxial inclusions with sizes of 5–200 nm. Chemical composition of specimens synthesized is uniform and contains 98.0 – 99.5% of main compound.Results of metal-protector and nanoparticles mixing have revealed that the increase of mixing duration from 2 to 6 hours assist to more uniform elements distribution through the pellet volume. Applying extrusion method specimens of alloying alloys have been produced and elements distribution in cross-section and longitudinal directions were determined.Analysis of research implemented has shown that distribution of active nanopowders in matrix is more uniform in extruded alloying alloys specimens compared to ones produced by methods of sintering or pressing of powder mixtures.https://lim.bntu.by/jour/article/view/20nanoparticlesmodifying alloying compositionsdistribution of nanoparticles
collection DOAJ
language English
format Article
sources DOAJ
author A. Kalinichenko
A. Slutsky
V. Sheinert
N. Zyk
V. Borodulya
О. Rabinovich
spellingShingle A. Kalinichenko
A. Slutsky
V. Sheinert
N. Zyk
V. Borodulya
О. Rabinovich
PERSPECTIVES OF NANOPOWDERS APPLICATION FOR MANUFACTURING OF MODIFYING ALLOYING COMPOSITIONS
Litʹë i Metallurgiâ
nanoparticles
modifying alloying compositions
distribution of nanoparticles
author_facet A. Kalinichenko
A. Slutsky
V. Sheinert
N. Zyk
V. Borodulya
О. Rabinovich
author_sort A. Kalinichenko
title PERSPECTIVES OF NANOPOWDERS APPLICATION FOR MANUFACTURING OF MODIFYING ALLOYING COMPOSITIONS
title_short PERSPECTIVES OF NANOPOWDERS APPLICATION FOR MANUFACTURING OF MODIFYING ALLOYING COMPOSITIONS
title_full PERSPECTIVES OF NANOPOWDERS APPLICATION FOR MANUFACTURING OF MODIFYING ALLOYING COMPOSITIONS
title_fullStr PERSPECTIVES OF NANOPOWDERS APPLICATION FOR MANUFACTURING OF MODIFYING ALLOYING COMPOSITIONS
title_full_unstemmed PERSPECTIVES OF NANOPOWDERS APPLICATION FOR MANUFACTURING OF MODIFYING ALLOYING COMPOSITIONS
title_sort perspectives of nanopowders application for manufacturing of modifying alloying compositions
publisher Belarusian National Technical University
series Litʹë i Metallurgiâ
issn 1683-6065
2414-0406
publishDate 2015-04-01
description Application of nanomaterials for grain refining of metals and its allac is of great interest as it aimis achieveto higher physicalmechanical properties in finished parts. Analysis shows that to gain high effectiveness of nanoparticles it is important to provide proper input of these particles into alloying alloy. The aim of present research is study of initial nanoparticles structure on the base of titanium, boron, yttrium and carbon nanotubes as well as development of method to manufacture alloying alloys containing nanoparticles.Investigations of nanopowders phase compositions on the base of titanium, boron and yttrium have shown that active elements such as boron carbide, titanium carbide and nitride, yttrium oxide are base compounds of these nanopowders. Powder particles are formed by primary structural elements having mainly plate state (titanium and boron carbides) and containing equiaxial inclusions with sizes of 5–200 nm. Chemical composition of specimens synthesized is uniform and contains 98.0 – 99.5% of main compound.Results of metal-protector and nanoparticles mixing have revealed that the increase of mixing duration from 2 to 6 hours assist to more uniform elements distribution through the pellet volume. Applying extrusion method specimens of alloying alloys have been produced and elements distribution in cross-section and longitudinal directions were determined.Analysis of research implemented has shown that distribution of active nanopowders in matrix is more uniform in extruded alloying alloys specimens compared to ones produced by methods of sintering or pressing of powder mixtures.
topic nanoparticles
modifying alloying compositions
distribution of nanoparticles
url https://lim.bntu.by/jour/article/view/20
work_keys_str_mv AT akalinichenko perspectivesofnanopowdersapplicationformanufacturingofmodifyingalloyingcompositions
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