ISIJ International
Online ISSN : 1347-5460
Print ISSN : 0915-1559
ISSN-L : 0915-1559
Liquid Mn Penetration and Reaction Treatment of Plasma-sprayed Al2O3 Coating
Akira OhmoriZhan ZhouKatsunori Inoue
著者情報
ジャーナル オープンアクセス

1993 年 33 巻 9 号 p. 989-995

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抄録
The penetration phenomena of liquid Mn to porous Al2O3 coating plasma-sprayed on SS400 steel substrate was studied by heating at 1 573 K in vacuum atmosphere. Moreover, the possibility of improving the Al2O3 coating properties was examined. The formation of MnAl2O4 was clearly recognized in the connected porosity of Al2O3 coating penetrated with liquid Mn. It was revealed that the hardness and the fracture stress of the composite coating consisted of Al2O3 and MnAl2O4 without porosities after heat-treatment with Mn increased greatly compared with as-sprayed Al2O3 coating.
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© The Iron and Steel Institute of Japan

This is an open access article under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs license.
https://creativecommons.org/licenses/by-nc-nd/4.0/
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