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Microstructure and mechanical properties of large-scale Mg-Gd-Y-Zn-Mn alloys prepared through semi-continuous casting

Research output: Journal contributions › Journal articles › Research › peer-review

Standard

Microstructure and mechanical properties of large-scale Mg-Gd-Y-Zn-Mn alloys prepared through semi-continuous casting. / Wang, Kui; Wang, Jingfeng; Dou, Xiaoxu et al.
In: Journal of Materials Science and Technology, Vol. 52, 01.09.2020, p. 72-82.

Research output: Journal contributions › Journal articles › Research › peer-review

Harvard

Wang, K, Wang, J, Dou, X, Huang, Y, Hort, N, Gavras, S, Liu, S, Cai, Y, Wang, J & Pan, F 2020, 'Microstructure and mechanical properties of large-scale Mg-Gd-Y-Zn-Mn alloys prepared through semi-continuous casting', Journal of Materials Science and Technology, vol. 52, pp. 72-82. https://doi.org/10.1016/j.jmst.2020.04.013

APA

Wang, K., Wang, J., Dou, X., Huang, Y., Hort, N., Gavras, S., Liu, S., Cai, Y., Wang, J., & Pan, F. (2020). Microstructure and mechanical properties of large-scale Mg-Gd-Y-Zn-Mn alloys prepared through semi-continuous casting. Journal of Materials Science and Technology, 52, 72-82. https://doi.org/10.1016/j.jmst.2020.04.013

Vancouver

Wang K, Wang J, Dou X, Huang Y, Hort N, Gavras S et al. Microstructure and mechanical properties of large-scale Mg-Gd-Y-Zn-Mn alloys prepared through semi-continuous casting. Journal of Materials Science and Technology. 2020 Sept 1;52:72-82. doi: 10.1016/j.jmst.2020.04.013

Bibtex

@article{7b713ee2471f4dbca71ff5bc41d1221f,
title = "Microstructure and mechanical properties of large-scale Mg-Gd-Y-Zn-Mn alloys prepared through semi-continuous casting",
abstract = "Large-scale Mg-8Gd-4Y-1Zn-Mn (wt.%) alloy ingot with a diameter of 315 mm and a length of 2410 mm was prepared through semi-continuous casting. Chemical composition, microstructure and mechanical properties at different locations of the samples with as-cast, T4 and T6 heat-treated states, respectively, were investigated. No obvious macro segregation has been detected in the high-quality alloy ingot. The main eutectic structures at all different locations are composed of α-Mg, Mg3RE-type, Mg5RE-type and LPSO phases. At the edge of ingot, the unusual casting twins including {101-2} extension twins and {101-1} compression twins were observed due to the intensive internal stress. In T4 heat-treated alloy, the micro segregation was eliminated. The remained phases were α-Mg and LPSO phase. Combined with the remarkable age-hardening response, T6 samples exhibits improved mechanical properties at ambient temperature, which derives from the dense prismatic β' precipitates and profuse basal γ' precipitates.",
keywords = "Mechanical properties, Mg-Gd-Y-Zn-Mn alloy, Microstructure, Semi-continuous casting, Thermal treatment, Engineering",
author = "Kui Wang and Jingfeng Wang and Xiaoxu Dou and Yuanding Huang and Norbert Hort and Sarkis Gavras and Shijie Liu and Yanwu Cai and Jinxing Wang and Fusheng Pan",
year = "2020",
month = sep,
day = "1",
doi = "10.1016/j.jmst.2020.04.013",
language = "English",
volume = "52",
pages = "72--82",
journal = "Journal of Materials Science and Technology",
issn = "1005-0302",
publisher = "Chinese Society of Metals",

}

RIS

TY - JOUR

T1 - Microstructure and mechanical properties of large-scale Mg-Gd-Y-Zn-Mn alloys prepared through semi-continuous casting

AU - Wang, Kui

AU - Wang, Jingfeng

AU - Dou, Xiaoxu

AU - Huang, Yuanding

AU - Hort, Norbert

AU - Gavras, Sarkis

AU - Liu, Shijie

AU - Cai, Yanwu

AU - Wang, Jinxing

AU - Pan, Fusheng

PY - 2020/9/1

Y1 - 2020/9/1

N2 - Large-scale Mg-8Gd-4Y-1Zn-Mn (wt.%) alloy ingot with a diameter of 315 mm and a length of 2410 mm was prepared through semi-continuous casting. Chemical composition, microstructure and mechanical properties at different locations of the samples with as-cast, T4 and T6 heat-treated states, respectively, were investigated. No obvious macro segregation has been detected in the high-quality alloy ingot. The main eutectic structures at all different locations are composed of α-Mg, Mg3RE-type, Mg5RE-type and LPSO phases. At the edge of ingot, the unusual casting twins including {101-2} extension twins and {101-1} compression twins were observed due to the intensive internal stress. In T4 heat-treated alloy, the micro segregation was eliminated. The remained phases were α-Mg and LPSO phase. Combined with the remarkable age-hardening response, T6 samples exhibits improved mechanical properties at ambient temperature, which derives from the dense prismatic β' precipitates and profuse basal γ' precipitates.

AB - Large-scale Mg-8Gd-4Y-1Zn-Mn (wt.%) alloy ingot with a diameter of 315 mm and a length of 2410 mm was prepared through semi-continuous casting. Chemical composition, microstructure and mechanical properties at different locations of the samples with as-cast, T4 and T6 heat-treated states, respectively, were investigated. No obvious macro segregation has been detected in the high-quality alloy ingot. The main eutectic structures at all different locations are composed of α-Mg, Mg3RE-type, Mg5RE-type and LPSO phases. At the edge of ingot, the unusual casting twins including {101-2} extension twins and {101-1} compression twins were observed due to the intensive internal stress. In T4 heat-treated alloy, the micro segregation was eliminated. The remained phases were α-Mg and LPSO phase. Combined with the remarkable age-hardening response, T6 samples exhibits improved mechanical properties at ambient temperature, which derives from the dense prismatic β' precipitates and profuse basal γ' precipitates.

KW - Mechanical properties

KW - Mg-Gd-Y-Zn-Mn alloy

KW - Microstructure

KW - Semi-continuous casting

KW - Thermal treatment

KW - Engineering

UR - http://www.scopus.com/inward/record.url?scp=85083874748&partnerID=8YFLogxK

UR - https://www.mendeley.com/catalogue/94895b53-ee31-3dcd-bb14-b40a4cb4ef60/

U2 - 10.1016/j.jmst.2020.04.013

DO - 10.1016/j.jmst.2020.04.013

M3 - Journal articles

AN - SCOPUS:85083874748

VL - 52

SP - 72

EP - 82

JO - Journal of Materials Science and Technology

JF - Journal of Materials Science and Technology

SN - 1005-0302

ER -

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Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review

DOI

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