Aufsatz
Friction Stir Spot Welding with Additional Bonding of Thick Sheet Aluminum Joints
Zusammenfassung
The high-strength aluminum alloys offer great potential for realizing lightweight constructions in car body construction. However, the use of aluminum alloys increases the overall thickness of the material, which poses new challenges for potential joining processes. This paper examines a process combination of friction stir spot welding (FSSW) and bonding for 4 mm EN AW 6082-T6 sheets. For the investigations, adhesive or glass beads were applied between the joining components and then the sheets were welded using FSSW. The analysis shows that the adhesive and the glass beads have a very small influence on the joint formation. The use of glass beads in FSSW with bonding is recommended because less adhesive is displaced from the joint area, which increases the joint strength. The target of obtaining high weld spot strengths without strength-reducing adhesive burn-off could not be achieved because a certain residence time is necessary to form a weld spot with high strength at this sheet thickness in order to sufficiently plasticize the material. Adhesive burn-up cannot be completely avoided. For this reason, it is necessary to weigh up which characteristics are required for the specific application and adjust the welding parameters accordingly.
Zitierform
In: Metals Volume 9 / Issue 7 (2019-06-27) , S. 732 ; ISSN 2075-4701Förderhinweis
Gefördert durch den Publikationsfonds der Universität KasselZitieren
@article{doi:10.17170/kobra-20190910681,
author={Hatzky, Marcel and Frank, Antonia and Böhm, Stefan},
title={Friction Stir Spot Welding with Additional Bonding of Thick Sheet Aluminum Joints},
journal={Metals},
year={2019}
}
0500 Oax 0501 Text $btxt$2rdacontent 0502 Computermedien $bc$2rdacarrier 1100 2019$n2019 1500 1/eng 2050 ##0##http://hdl.handle.net/123456789/11311 3000 Hatzky, Marcel 3010 Frank, Antonia 3010 Böhm, Stefan 4000 Friction Stir Spot Welding with Additional Bonding of Thick Sheet Aluminum Joints / Hatzky, Marcel 4030 4060 Online-Ressource 4085 ##0##=u http://nbn-resolving.de/http://hdl.handle.net/123456789/11311=x R 4204 \$dAufsatz 4170 7136 ##0##http://hdl.handle.net/123456789/11311
2019-09-10T13:41:55Z 2019-09-10T13:41:55Z 2019-06-27 doi:10.17170/kobra-20190910681 http://hdl.handle.net/123456789/11311 Gefördert durch den Publikationsfonds der Universität Kassel eng Urheberrechtlich geschützt https://rightsstatements.org/page/InC/1.0/ friction stir spot welding bonding thick sheet aluminum alloy hybrid connection 620 Friction Stir Spot Welding with Additional Bonding of Thick Sheet Aluminum Joints Aufsatz The high-strength aluminum alloys offer great potential for realizing lightweight constructions in car body construction. However, the use of aluminum alloys increases the overall thickness of the material, which poses new challenges for potential joining processes. This paper examines a process combination of friction stir spot welding (FSSW) and bonding for 4 mm EN AW 6082-T6 sheets. For the investigations, adhesive or glass beads were applied between the joining components and then the sheets were welded using FSSW. The analysis shows that the adhesive and the glass beads have a very small influence on the joint formation. The use of glass beads in FSSW with bonding is recommended because less adhesive is displaced from the joint area, which increases the joint strength. The target of obtaining high weld spot strengths without strength-reducing adhesive burn-off could not be achieved because a certain residence time is necessary to form a weld spot with high strength at this sheet thickness in order to sufficiently plasticize the material. Adhesive burn-up cannot be completely avoided. For this reason, it is necessary to weigh up which characteristics are required for the specific application and adjust the welding parameters accordingly. open access Hatzky, Marcel Frank, Antonia Böhm, Stefan doi:10.3390/met9070732 publishedVersion ISSN 2075-4701 Issue 7 Metals 732 Volume 9
Die folgenden Lizenzbestimmungen sind mit dieser Ressource verbunden:
:Urheberrechtlich geschützt