DSC Analysis Of Order–Disorder Transition In Ni3Al Based Alloys From Ni-Al-Cr System

Ni-Al-Cr system is significant for industrial alloys based on intermetallic phase Ni3Al, that crystallizes in crystal lattice L12. It is indicated as γ′, contrary to disordered phase γ which occurs with addition of chromium. DSC analysis was performed on alloys of chemical composition from Ni75Al25÷...

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Main Authors: Maciąg T., Rzyman K., Przeliorz R.
Format: Article
Language:English
Published: Polish Academy of Sciences 2015-09-01
Series:Archives of Metallurgy and Materials
Subjects:
Online Access:http://www.degruyter.com/view/j/amm.2015.60.issue-3/amm-2015-0319/amm-2015-0319.xml?format=INT
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author Maciąg T.
Rzyman K.
Przeliorz R.
author_facet Maciąg T.
Rzyman K.
Przeliorz R.
author_sort Maciąg T.
collection DOAJ
description Ni-Al-Cr system is significant for industrial alloys based on intermetallic phase Ni3Al, that crystallizes in crystal lattice L12. It is indicated as γ′, contrary to disordered phase γ which occurs with addition of chromium. DSC analysis was performed on alloys of chemical composition from Ni75Al25÷Ni75Cr25 range of Ni-rich part of Ni-Al-Cr system. In addition, few measurements were conducted using DTA method. Based on curves registered, it was possible to identify characteristic temperature during heating and cooling of the sample. It corresponds to existence of phase boundary γ′+γ / γ in examined alloys. Results of thermal analysis were compared with results obtained with other method performed by authors which is solution calorimetric method.
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spelling doaj.art-1365d84f28034b5b82e69b64a0f43b382022-12-21T23:45:51ZengPolish Academy of SciencesArchives of Metallurgy and Materials2300-19092015-09-016031871187610.1515/amm-2015-0319amm-2015-0319DSC Analysis Of Order–Disorder Transition In Ni3Al Based Alloys From Ni-Al-Cr SystemMaciąg T.0Rzyman K.1Przeliorz R.2 SILESIAN UNIVERSITY OF TECHNOLOGY, FACULTY OF MATERIALS ENGINEERING AND METALLURGY, 8 KRASINSKIEGO STR., 40-019 KATOWICE, POLAND SILESIAN UNIVERSITY OF TECHNOLOGY, FACULTY OF MATERIALS ENGINEERING AND METALLURGY, 8 KRASINSKIEGO STR., 40-019 KATOWICE, POLAND SILESIAN UNIVERSITY OF TECHNOLOGY, FACULTY OF MATERIALS ENGINEERING AND METALLURGY, 8 KRASINSKIEGO STR., 40-019 KATOWICE, POLANDNi-Al-Cr system is significant for industrial alloys based on intermetallic phase Ni3Al, that crystallizes in crystal lattice L12. It is indicated as γ′, contrary to disordered phase γ which occurs with addition of chromium. DSC analysis was performed on alloys of chemical composition from Ni75Al25÷Ni75Cr25 range of Ni-rich part of Ni-Al-Cr system. In addition, few measurements were conducted using DTA method. Based on curves registered, it was possible to identify characteristic temperature during heating and cooling of the sample. It corresponds to existence of phase boundary γ′+γ / γ in examined alloys. Results of thermal analysis were compared with results obtained with other method performed by authors which is solution calorimetric method.http://www.degruyter.com/view/j/amm.2015.60.issue-3/amm-2015-0319/amm-2015-0319.xml?format=INTNi-Al-Cr systemintermetallic phase Ni3Alorder-disorderDSC analysis
spellingShingle Maciąg T.
Rzyman K.
Przeliorz R.
DSC Analysis Of Order–Disorder Transition In Ni3Al Based Alloys From Ni-Al-Cr System
Archives of Metallurgy and Materials
Ni-Al-Cr system
intermetallic phase Ni3Al
order-disorder
DSC analysis
title DSC Analysis Of Order–Disorder Transition In Ni3Al Based Alloys From Ni-Al-Cr System
title_full DSC Analysis Of Order–Disorder Transition In Ni3Al Based Alloys From Ni-Al-Cr System
title_fullStr DSC Analysis Of Order–Disorder Transition In Ni3Al Based Alloys From Ni-Al-Cr System
title_full_unstemmed DSC Analysis Of Order–Disorder Transition In Ni3Al Based Alloys From Ni-Al-Cr System
title_short DSC Analysis Of Order–Disorder Transition In Ni3Al Based Alloys From Ni-Al-Cr System
title_sort dsc analysis of order disorder transition in ni3al based alloys from ni al cr system
topic Ni-Al-Cr system
intermetallic phase Ni3Al
order-disorder
DSC analysis
url http://www.degruyter.com/view/j/amm.2015.60.issue-3/amm-2015-0319/amm-2015-0319.xml?format=INT
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AT przeliorzr dscanalysisoforderdisordertransitioninni3albasedalloysfromnialcrsystem