Resistance, electron- and laser-beam welding of zirconium alloys for nuclear applications: A review

The review summarizes the published data on the widely applied electron-beam, laser-beam, as well as resistance upset, projection, and spot welding of zirconium alloys for nuclear applications. It provides the results of their analysis to identify common patterns in this area. Great attention has be...

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Main Author: Mikhail Slobodyan
Format: Article
Language:English
Published: Elsevier 2021-04-01
Series:Nuclear Engineering and Technology
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1738573320308986
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author Mikhail Slobodyan
author_facet Mikhail Slobodyan
author_sort Mikhail Slobodyan
collection DOAJ
description The review summarizes the published data on the widely applied electron-beam, laser-beam, as well as resistance upset, projection, and spot welding of zirconium alloys for nuclear applications. It provides the results of their analysis to identify common patterns in this area. Great attention has been paid to the quality requirements, the edge preparation, up-to-date equipment, process parameters, as well as post-weld treatment and processing. Also, quality control and weld repair methods have been mentioned. Finally, conclusions have been drawn about a significant gap between the capabilities of advanced welding equipment to control the microstructure and, accordingly, the properties of welded joints of the zirconium alloys and existing algorithms that enable to realize them in the nuclear industry. Considering the ever-increasing demands on the high-burnup accident tolerant nuclear fuel assemblies, great efforts should be focused on the improving the welding procedures by implementing predefined heat input cycles. However, a lot of research is required, since the number of possible combinations of the zirconium alloys, designs and dimensions of the joints dramatically exceeds the quantity of published results on the effect of the welding parameters on the properties of the welds.
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spelling doaj.art-fef8d4930baa44939f4487628ae9f37d2022-12-21T23:35:28ZengElsevierNuclear Engineering and Technology1738-57332021-04-0153410491078Resistance, electron- and laser-beam welding of zirconium alloys for nuclear applications: A reviewMikhail Slobodyan0Institute of Strength Physics and Materials Science SB RAS, RussiaThe review summarizes the published data on the widely applied electron-beam, laser-beam, as well as resistance upset, projection, and spot welding of zirconium alloys for nuclear applications. It provides the results of their analysis to identify common patterns in this area. Great attention has been paid to the quality requirements, the edge preparation, up-to-date equipment, process parameters, as well as post-weld treatment and processing. Also, quality control and weld repair methods have been mentioned. Finally, conclusions have been drawn about a significant gap between the capabilities of advanced welding equipment to control the microstructure and, accordingly, the properties of welded joints of the zirconium alloys and existing algorithms that enable to realize them in the nuclear industry. Considering the ever-increasing demands on the high-burnup accident tolerant nuclear fuel assemblies, great efforts should be focused on the improving the welding procedures by implementing predefined heat input cycles. However, a lot of research is required, since the number of possible combinations of the zirconium alloys, designs and dimensions of the joints dramatically exceeds the quantity of published results on the effect of the welding parameters on the properties of the welds.http://www.sciencedirect.com/science/article/pii/S1738573320308986Nuclear industryElectron beam weldingLaser beam weldingResistance weldingZirconium alloysMicrostructure
spellingShingle Mikhail Slobodyan
Resistance, electron- and laser-beam welding of zirconium alloys for nuclear applications: A review
Nuclear Engineering and Technology
Nuclear industry
Electron beam welding
Laser beam welding
Resistance welding
Zirconium alloys
Microstructure
title Resistance, electron- and laser-beam welding of zirconium alloys for nuclear applications: A review
title_full Resistance, electron- and laser-beam welding of zirconium alloys for nuclear applications: A review
title_fullStr Resistance, electron- and laser-beam welding of zirconium alloys for nuclear applications: A review
title_full_unstemmed Resistance, electron- and laser-beam welding of zirconium alloys for nuclear applications: A review
title_short Resistance, electron- and laser-beam welding of zirconium alloys for nuclear applications: A review
title_sort resistance electron and laser beam welding of zirconium alloys for nuclear applications a review
topic Nuclear industry
Electron beam welding
Laser beam welding
Resistance welding
Zirconium alloys
Microstructure
url http://www.sciencedirect.com/science/article/pii/S1738573320308986
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