Inclusions properties at 1673 K and room temperature with Ce addition in SS400 steel

Abstract Inclusion species formed in SS400 steel with Ce-addition was predicted by thermodynamic calculation. The analysis of the inclusion morphology and size distribution was carried out by applying Scanning Electron Microscopy (SEM) and Transmission Electron Microscope (TEM). Nano-Fe3O4 particles...

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Main Authors: Fei Pan, Hao-Long Chen, Yen-Hsun Su, Yen-Hao Su, Weng-Sing Hwang
Format: Article
Language:English
Published: Nature Publishing Group 2017-05-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-017-02478-6
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spelling doaj-aa7fc1b29cb048afb8b4e6693bcbb4612020-12-08T02:16:08ZengNature Publishing GroupScientific Reports2045-23222017-05-01711810.1038/s41598-017-02478-6Inclusions properties at 1673 K and room temperature with Ce addition in SS400 steelFei Pan0Hao-Long Chen1Yen-Hsun Su2Yen-Hao Su3Weng-Sing Hwang4Department of Materials Science and Engineering, National Cheng Kung UniversityDepartment of Electronic Engineering, Kao Yuan UniversityDepartment of Materials Science and Engineering, National Cheng Kung UniversitySteelmaking Process Development Section, China Steel CorporationDepartment of Materials Science and Engineering, National Cheng Kung UniversityAbstract Inclusion species formed in SS400 steel with Ce-addition was predicted by thermodynamic calculation. The analysis of the inclusion morphology and size distribution was carried out by applying Scanning Electron Microscopy (SEM) and Transmission Electron Microscope (TEM). Nano-Fe3O4 particles were also found in cerium-deoxidized and -desulfurized steel and their shapes were nearly spherical. The complex Ce2O3 inclusions covering a layer of 218 nm composed by several MnS particles with similar diffraction pattern. Most importantly, the complex Ce2O3 characterized by using TEM diffraction is amorphous in the steel, indicating that Ce2O3 formed in the liquid iron and then MnS segregated cling to it.https://doi.org/10.1038/s41598-017-02478-6
collection DOAJ
language English
format Article
sources DOAJ
author Fei Pan
Hao-Long Chen
Yen-Hsun Su
Yen-Hao Su
Weng-Sing Hwang
spellingShingle Fei Pan
Hao-Long Chen
Yen-Hsun Su
Yen-Hao Su
Weng-Sing Hwang
Inclusions properties at 1673 K and room temperature with Ce addition in SS400 steel
Scientific Reports
author_facet Fei Pan
Hao-Long Chen
Yen-Hsun Su
Yen-Hao Su
Weng-Sing Hwang
author_sort Fei Pan
title Inclusions properties at 1673 K and room temperature with Ce addition in SS400 steel
title_short Inclusions properties at 1673 K and room temperature with Ce addition in SS400 steel
title_full Inclusions properties at 1673 K and room temperature with Ce addition in SS400 steel
title_fullStr Inclusions properties at 1673 K and room temperature with Ce addition in SS400 steel
title_full_unstemmed Inclusions properties at 1673 K and room temperature with Ce addition in SS400 steel
title_sort inclusions properties at 1673 k and room temperature with ce addition in ss400 steel
publisher Nature Publishing Group
series Scientific Reports
issn 2045-2322
publishDate 2017-05-01
description Abstract Inclusion species formed in SS400 steel with Ce-addition was predicted by thermodynamic calculation. The analysis of the inclusion morphology and size distribution was carried out by applying Scanning Electron Microscopy (SEM) and Transmission Electron Microscope (TEM). Nano-Fe3O4 particles were also found in cerium-deoxidized and -desulfurized steel and their shapes were nearly spherical. The complex Ce2O3 inclusions covering a layer of 218 nm composed by several MnS particles with similar diffraction pattern. Most importantly, the complex Ce2O3 characterized by using TEM diffraction is amorphous in the steel, indicating that Ce2O3 formed in the liquid iron and then MnS segregated cling to it.
url https://doi.org/10.1038/s41598-017-02478-6
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