A study on the formation of intermetallic compound coatings on Inconel through pack cementation method

Zandrahimi, Morteza and Ebrahimifar, Hadi (2010) A study on the formation of intermetallic compound coatings on Inconel through pack cementation method. Journal of Metallurgy and Materials Science, 52 (4). pp. 331-339.

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Abstract

Long term stability and oxidation resistance of supper alloys which are used in
combustion chambers and gas turbines can be ameliorated by application of a protective
coating. In his study, two intermetallic compounds were deposited on Inconel 738.
Substrate, through the pack cementation method. Al-Ni and Al-Ti intermetallic compounds
were formed in a in aluminum and in aluminum- titanium base-pack mixture respectively.
Results demonstrated that when the pack cementation of substrates is based on an
ammonium chlorine-activated pack with aluminum powder the coating includes AlNi
intermetallic compounds phase, but when the pack cementation is based on aluminumtitanium
powders the coating includes TiAl3 intermetallic compounds phase.

Item Type: Article
Uncontrolled Keywords: Coating; Pack cementation; Inconel 738
Subjects: Materials Science
Divisions: Material Science and Technology
Depositing User: Dr. A K Sahu
Date Deposited: 15 Mar 2011 05:18
Last Modified: 02 Sep 2026 20:29
URI: http://eprints.nmlindia.org/id/eprint/2582

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