Corrosion behavior of new generation super-ferritic stainless steels

Super-ferritic stainless steels are characterized by structure and properties similar to those of more common ferritic alloys, with the advantage of higher chromium (Cr) and molybdenum (Mo) levels aimed to increase high temperature resistance and corrosion behavior in aggressive environments, such a...

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Main Author: Andrea Di Schino
Format: Article
Language:English
Published: AIMS Press 2019-07-01
Series:AIMS Materials Science
Subjects:
Online Access:https://www.aimspress.com/article/10.3934/matersci.2019.5.646/fulltext.html
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author Andrea Di Schino
author_facet Andrea Di Schino
author_sort Andrea Di Schino
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description Super-ferritic stainless steels are characterized by structure and properties similar to those of more common ferritic alloys, with the advantage of higher chromium (Cr) and molybdenum (Mo) levels aimed to increase high temperature resistance and corrosion behavior in aggressive environments, such as seawater. This paper focuses on the corrosion behavior of recently developed super-ferritic stainless steels. Such steels are characterized by a Cr content ranging from 21% to 24% and very low carbon and nitrogen levels (C + N < 0.015%). Moreover, low nickel (Ni) and Mo contents are adopted in such steels, following to the high costs of such elements.
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spelling doaj.art-0165738fd1cb42f6a98701e22f51361d2022-12-22T01:37:44ZengAIMS PressAIMS Materials Science2372-04682372-04842019-07-016564665610.3934/matersci.2019.5.646Corrosion behavior of new generation super-ferritic stainless steelsAndrea Di Schino0Department of Engineering, University of Perugia, 06125 Perugia, ItalySuper-ferritic stainless steels are characterized by structure and properties similar to those of more common ferritic alloys, with the advantage of higher chromium (Cr) and molybdenum (Mo) levels aimed to increase high temperature resistance and corrosion behavior in aggressive environments, such as seawater. This paper focuses on the corrosion behavior of recently developed super-ferritic stainless steels. Such steels are characterized by a Cr content ranging from 21% to 24% and very low carbon and nitrogen levels (C + N < 0.015%). Moreover, low nickel (Ni) and Mo contents are adopted in such steels, following to the high costs of such elements.https://www.aimspress.com/article/10.3934/matersci.2019.5.646/fulltext.htmlstainless steelcorrosionsuper-ferriticausteniticmicrostructure
spellingShingle Andrea Di Schino
Corrosion behavior of new generation super-ferritic stainless steels
AIMS Materials Science
stainless steel
corrosion
super-ferritic
austenitic
microstructure
title Corrosion behavior of new generation super-ferritic stainless steels
title_full Corrosion behavior of new generation super-ferritic stainless steels
title_fullStr Corrosion behavior of new generation super-ferritic stainless steels
title_full_unstemmed Corrosion behavior of new generation super-ferritic stainless steels
title_short Corrosion behavior of new generation super-ferritic stainless steels
title_sort corrosion behavior of new generation super ferritic stainless steels
topic stainless steel
corrosion
super-ferritic
austenitic
microstructure
url https://www.aimspress.com/article/10.3934/matersci.2019.5.646/fulltext.html
work_keys_str_mv AT andreadischino corrosionbehaviorofnewgenerationsuperferriticstainlesssteels