Microstructure and Texture Evolution of Mg–Gd–Y–Zn–Zr Alloy by Compression–Torsion Deformation

Mg−13Gd−4Y−2Zn−0.5Zr alloy was subjected to compression−torsion deformation at 450 °C with a strain rate of 0.001−0.5 s<sup>−1</sup> using a Gleeble 3500 torsion unit. The effects of compression−tors...

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Main Authors:	Ping Xu, Jianmin Yu, Zhimin Zhang
Format:	Article
Language:	English
Published:	MDPI AG 2019-08-01
Series:	Materials
Subjects:	Mg–Gd–Y–Zn–Zr alloy compression–torsion microstructure texture
Online Access:	https://www.mdpi.com/1996-1944/12/17/2773

id	doaj-6da3ae2e41c44a5fb4d6e5d5b7d9ed08
record_format	Article
spelling	doaj-6da3ae2e41c44a5fb4d6e5d5b7d9ed082020-11-24T20:42:55ZengMDPI AGMaterials1996-19442019-08-011217277310.3390/ma12172773ma12172773Microstructure and Texture Evolution of Mg–Gd–Y–Zn–Zr Alloy by Compression–Torsion DeformationPing Xu0Jianmin Yu1Zhimin Zhang2School of Materials Science and Engineering, North University of China, Taiyuan 030051, ChinaSchool of Materials Science and Engineering, North University of China, Taiyuan 030051, ChinaSchool of Materials Science and Engineering, North University of China, Taiyuan 030051, ChinaMg−13Gd−4Y−2Zn−0.5Zr alloy was subjected to compression−torsion deformation at 450 °C with a strain rate of 0.001−0.5 s<sup>−1</sup> using a Gleeble 3500 torsion unit. The effects of compression−torsion deformation on the microstructure and texture were studied, and the results showed that with the decrease of strain rate, the texture strength decreased, the number of dynamic precipitated particles increased, the degree of recrystallization increased, and the dynamic recrystallization mechanism changed from a continuous dynamic recrystallization mechanism to a continuous and discontinuous dynamic recrystallization mechanism. Along the direction of increasing radius, the degree of dynamic recrystallized grain (DRX) increased, the number of dynamic precipitated particles increased, and the texture strength slightly increased.https://www.mdpi.com/1996-1944/12/17/2773Mg–Gd–Y–Zn–Zr alloycompression–torsionmicrostructuretexture
collection	DOAJ
language	English
format	Article
sources	DOAJ
author	Ping Xu Jianmin Yu Zhimin Zhang
spellingShingle	Ping Xu Jianmin Yu Zhimin Zhang Microstructure and Texture Evolution of Mg–Gd–Y–Zn–Zr Alloy by Compression–Torsion Deformation Materials Mg–Gd–Y–Zn–Zr alloy compression–torsion microstructure texture
author_facet	Ping Xu Jianmin Yu Zhimin Zhang
author_sort	Ping Xu
title	Microstructure and Texture Evolution of Mg–Gd–Y–Zn–Zr Alloy by Compression–Torsion Deformation
title_short	Microstructure and Texture Evolution of Mg–Gd–Y–Zn–Zr Alloy by Compression–Torsion Deformation
title_full	Microstructure and Texture Evolution of Mg–Gd–Y–Zn–Zr Alloy by Compression–Torsion Deformation
title_fullStr	Microstructure and Texture Evolution of Mg–Gd–Y–Zn–Zr Alloy by Compression–Torsion Deformation
title_full_unstemmed	Microstructure and Texture Evolution of Mg–Gd–Y–Zn–Zr Alloy by Compression–Torsion Deformation
title_sort	microstructure and texture evolution of mg–gd–y–zn–zr alloy by compression–torsion deformation
publisher	MDPI AG
series	Materials
issn	1996-1944
publishDate	2019-08-01
description	Mg−13Gd−4Y−2Zn−0.5Zr alloy was subjected to compression−torsion deformation at 450 °C with a strain rate of 0.001−0.5 s<sup>−1</sup> using a Gleeble 3500 torsion unit. The effects of compression−torsion deformation on the microstructure and texture were studied, and the results showed that with the decrease of strain rate, the texture strength decreased, the number of dynamic precipitated particles increased, the degree of recrystallization increased, and the dynamic recrystallization mechanism changed from a continuous dynamic recrystallization mechanism to a continuous and discontinuous dynamic recrystallization mechanism. Along the direction of increasing radius, the degree of dynamic recrystallized grain (DRX) increased, the number of dynamic precipitated particles increased, and the texture strength slightly increased.
topic	Mg–Gd–Y–Zn–Zr alloy compression–torsion microstructure texture
url	https://www.mdpi.com/1996-1944/12/17/2773
work_keys_str_mv	AT pingxu microstructureandtextureevolutionofmggdyznzralloybycompressiontorsiondeformation AT jianminyu microstructureandtextureevolutionofmggdyznzralloybycompressiontorsiondeformation AT zhiminzhang microstructureandtextureevolutionofmggdyznzralloybycompressiontorsiondeformation
_version_	1716821249187905536

Microstructure and Texture Evolution of Mg–Gd–Y–Zn–Zr Alloy by Compression–Torsion Deformation

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