The Influence of Warm Rolling on Microstructure and Deformation Behavior of High Manganese Steels

In this work, a Fe-23Mn-0.3C-1Al high manganese twinning-induced plasticity (TWIP) steel is subjected to varying warm rolling procedures in order to increase the yield strength and maintain a notable ductility. A comprehensive material characterization allows for the understanding of the activated d...

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Main Authors: Marco Haupt, Max Müller, Christian Haase, Simon Sevsek, Frederike Brasche, Alexander Schwedt, Gerhard Hirt
Format: Article
Language:English
Published: MDPI AG 2019-07-01
Series:Metals
Subjects:
Online Access:https://www.mdpi.com/2075-4701/9/7/797
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author Marco Haupt
Max Müller
Christian Haase
Simon Sevsek
Frederike Brasche
Alexander Schwedt
Gerhard Hirt
author_facet Marco Haupt
Max Müller
Christian Haase
Simon Sevsek
Frederike Brasche
Alexander Schwedt
Gerhard Hirt
author_sort Marco Haupt
collection DOAJ
description In this work, a Fe-23Mn-0.3C-1Al high manganese twinning-induced plasticity (TWIP) steel is subjected to varying warm rolling procedures in order to increase the yield strength and maintain a notable ductility. A comprehensive material characterization allows for the understanding of the activated deformation mechanisms and their impact on the resulting microstructure, texture, and mechanical properties. The results show a significant enhancement of the yield strength compared to a fully recrystallized Fe-23Mn-0.3C-1Al steel. This behavior is mainly dominated by the change of the active deformation mechanisms during rolling. Deformation twinning is very pronounced at lower temperatures, whereas this mechanism is suppressed at 500 °C and a thickness reduction of up to 50%. The mechanical properties can be tailored by adjusting rolling temperature and thickness reduction to desired applications.
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spelling doaj.art-d4235a6d0ea94377b5cddee3e4e4659c2022-12-21T21:45:55ZengMDPI AGMetals2075-47012019-07-019779710.3390/met9070797met9070797The Influence of Warm Rolling on Microstructure and Deformation Behavior of High Manganese SteelsMarco Haupt0Max Müller1Christian Haase2Simon Sevsek3Frederike Brasche4Alexander Schwedt5Gerhard Hirt6Institute of Metal Forming, RWTH Aachen University, 52072 Aachen, GermanyInstitute of Metal Forming, RWTH Aachen University, 52072 Aachen, GermanySteel Institute, RWTH Aachen University, 52072 Aachen, GermanySteel Institute, RWTH Aachen University, 52072 Aachen, GermanyInstitute of Physical Metallurgy and Metal Physics, RWTH Aachen University, 52074 Aachen, GermanyCentral Facility for Electron Microscopy, RWTH Aachen University, 52074 Aachen, GermanyInstitute of Metal Forming, RWTH Aachen University, 52072 Aachen, GermanyIn this work, a Fe-23Mn-0.3C-1Al high manganese twinning-induced plasticity (TWIP) steel is subjected to varying warm rolling procedures in order to increase the yield strength and maintain a notable ductility. A comprehensive material characterization allows for the understanding of the activated deformation mechanisms and their impact on the resulting microstructure, texture, and mechanical properties. The results show a significant enhancement of the yield strength compared to a fully recrystallized Fe-23Mn-0.3C-1Al steel. This behavior is mainly dominated by the change of the active deformation mechanisms during rolling. Deformation twinning is very pronounced at lower temperatures, whereas this mechanism is suppressed at 500 °C and a thickness reduction of up to 50%. The mechanical properties can be tailored by adjusting rolling temperature and thickness reduction to desired applications.https://www.mdpi.com/2075-4701/9/7/797high manganese steelwarm rollingprocessingmicrostructuretexturemechanical propertiesdeformation behavior
spellingShingle Marco Haupt
Max Müller
Christian Haase
Simon Sevsek
Frederike Brasche
Alexander Schwedt
Gerhard Hirt
The Influence of Warm Rolling on Microstructure and Deformation Behavior of High Manganese Steels
Metals
high manganese steel
warm rolling
processing
microstructure
texture
mechanical properties
deformation behavior
title The Influence of Warm Rolling on Microstructure and Deformation Behavior of High Manganese Steels
title_full The Influence of Warm Rolling on Microstructure and Deformation Behavior of High Manganese Steels
title_fullStr The Influence of Warm Rolling on Microstructure and Deformation Behavior of High Manganese Steels
title_full_unstemmed The Influence of Warm Rolling on Microstructure and Deformation Behavior of High Manganese Steels
title_short The Influence of Warm Rolling on Microstructure and Deformation Behavior of High Manganese Steels
title_sort influence of warm rolling on microstructure and deformation behavior of high manganese steels
topic high manganese steel
warm rolling
processing
microstructure
texture
mechanical properties
deformation behavior
url https://www.mdpi.com/2075-4701/9/7/797
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