Application of Different Extraction Methods for Investigation of Nonmetallic Inclusions and Clusters in Steels and Alloys

The characterization of nonmetallic inclusions is of importance for the production of clean steel in order to improve the mechanical properties. In this respect, a three-dimensional (3D) investigation is considered to be useful for an accurate evaluation of size, number, morphology of inclusions, an...

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Main Authors: Diana Janis, Ryo Inoue, Andrey Karasev, Pär G. Jönsson
Format: Article
Language:English
Published: Wiley 2014-01-01
Series:Advances in Materials Science and Engineering
Online Access:http://dx.doi.org/10.1155/2014/210486
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author Diana Janis
Ryo Inoue
Andrey Karasev
Pär G. Jönsson
author_facet Diana Janis
Ryo Inoue
Andrey Karasev
Pär G. Jönsson
author_sort Diana Janis
collection DOAJ
description The characterization of nonmetallic inclusions is of importance for the production of clean steel in order to improve the mechanical properties. In this respect, a three-dimensional (3D) investigation is considered to be useful for an accurate evaluation of size, number, morphology of inclusions, and elementary distribution in each inclusion particle. In this study, the application of various extraction methods (chemical extraction/etching by acid or halogen-alcohol solutions, electrolysis, sputtering with glow discharge, and so on) for 3D estimation of nonmetallic Al2O3 inclusions and clusters in high-alloyed steels was examined and discussed using an Fe-10 mass% Ni alloy and an 18/8 stainless steel deoxidized with Al. Advantages and limitations of different extraction methods for 3D investigations of inclusions and clusters were discussed in comparison to conventional two-dimensional (2D) observations on a polished cross section of metal samples.
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series Advances in Materials Science and Engineering
spelling doaj-art-c7c9a5d92e3e4c4880bfc5ba2d1cbc522025-02-03T01:11:53ZengWileyAdvances in Materials Science and Engineering1687-84341687-84422014-01-01201410.1155/2014/210486210486Application of Different Extraction Methods for Investigation of Nonmetallic Inclusions and Clusters in Steels and AlloysDiana Janis0Ryo Inoue1Andrey Karasev2Pär G. Jönsson3KTH Royal Institute of Technology, 100 44 Stockholm, SwedenInstitute of Multidisciplinary Research for Advanced Materials, Tohoku University, Sendai 980-8577, JapanKTH Royal Institute of Technology, 100 44 Stockholm, SwedenKTH Royal Institute of Technology, 100 44 Stockholm, SwedenThe characterization of nonmetallic inclusions is of importance for the production of clean steel in order to improve the mechanical properties. In this respect, a three-dimensional (3D) investigation is considered to be useful for an accurate evaluation of size, number, morphology of inclusions, and elementary distribution in each inclusion particle. In this study, the application of various extraction methods (chemical extraction/etching by acid or halogen-alcohol solutions, electrolysis, sputtering with glow discharge, and so on) for 3D estimation of nonmetallic Al2O3 inclusions and clusters in high-alloyed steels was examined and discussed using an Fe-10 mass% Ni alloy and an 18/8 stainless steel deoxidized with Al. Advantages and limitations of different extraction methods for 3D investigations of inclusions and clusters were discussed in comparison to conventional two-dimensional (2D) observations on a polished cross section of metal samples.http://dx.doi.org/10.1155/2014/210486
spellingShingle Diana Janis
Ryo Inoue
Andrey Karasev
Pär G. Jönsson
Application of Different Extraction Methods for Investigation of Nonmetallic Inclusions and Clusters in Steels and Alloys
Advances in Materials Science and Engineering
title Application of Different Extraction Methods for Investigation of Nonmetallic Inclusions and Clusters in Steels and Alloys
title_full Application of Different Extraction Methods for Investigation of Nonmetallic Inclusions and Clusters in Steels and Alloys
title_fullStr Application of Different Extraction Methods for Investigation of Nonmetallic Inclusions and Clusters in Steels and Alloys
title_full_unstemmed Application of Different Extraction Methods for Investigation of Nonmetallic Inclusions and Clusters in Steels and Alloys
title_short Application of Different Extraction Methods for Investigation of Nonmetallic Inclusions and Clusters in Steels and Alloys
title_sort application of different extraction methods for investigation of nonmetallic inclusions and clusters in steels and alloys
url http://dx.doi.org/10.1155/2014/210486
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