Friction Stir Welding of Various Aluminium Alloys to Titanium

Publikation: Beiträge in ZeitschriftenZeitschriftenaufsätzeForschungbegutachtet

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Friction Stir Welding of Various Aluminium Alloys to Titanium. / Grassel, Sebastian Felix; Bergmann, Luciano; Klusemann, Benjamin.
in: Key Engineering Materials, Jahrgang 966, 29.11.2023, S. 49-54.

Publikation: Beiträge in ZeitschriftenZeitschriftenaufsätzeForschungbegutachtet

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Grassel SF, Bergmann L, Klusemann B. Friction Stir Welding of Various Aluminium Alloys to Titanium. Key Engineering Materials. 2023 Nov 29;966:49-54. doi: 10.4028/p-4pGwaL

Bibtex

@article{ba63bc498a434e5a8df96bc3c77b1f98,
title = "Friction Stir Welding of Various Aluminium Alloys to Titanium",
abstract = "Aluminium and titanium are currently in demand as lightweight materials. However, their combination is challenging due to their significantly different thermo-mechanical properties. Here, solid-state joining processes such as Friction Stir Welding open up new opportunities. Within this study, four commercial aluminium alloys (AA2024, AA5754, AA6056 and AA7050) were welded to Ti6Al4V. The results show a direct relationship between the solidus temperature of the aluminium alloys, the process temperature, energy input and resulting lap-shear strength. Regardless of the process parameters, AA5754 and AA6056 with higher solidus temperatures (600 °C and 555 °C) show superior bonding strength compared to AA2024 and AA7050, having a lower solidus temperature of 500 °C and 490 °C, respectively. Therefore, it is assumed that the maximum process temperature, proportional to the solidus temperature, has a major influence on the bonding. This, conversely, would imply that there is a physical limitation in the achievable joint strength between aluminium and titanium alloys as the required process temperature would exceed the solidus temperature of certain alloys. This assumption is verified for AA7050 by systematic variation of the rotation speed and therefore process temperature. ",
keywords = "Engineering, aluminium, difussion, friction stir welding, intermetallic, titanium",
author = "Grassel, {Sebastian Felix} and Luciano Bergmann and Benjamin Klusemann",
note = "Publisher Copyright: {\textcopyright} 2023 Trans Tech Publications Ltd, All Rights Reserved.",
year = "2023",
month = nov,
day = "29",
doi = "10.4028/p-4pGwaL",
language = "English",
volume = "966",
pages = "49--54",
journal = "Key Engineering Materials",
issn = "1013-9826",
publisher = "Trans Tech Publications Ltd",

}

RIS

TY - JOUR

T1 - Friction Stir Welding of Various Aluminium Alloys to Titanium

AU - Grassel, Sebastian Felix

AU - Bergmann, Luciano

AU - Klusemann, Benjamin

N1 - Publisher Copyright: © 2023 Trans Tech Publications Ltd, All Rights Reserved.

PY - 2023/11/29

Y1 - 2023/11/29

N2 - Aluminium and titanium are currently in demand as lightweight materials. However, their combination is challenging due to their significantly different thermo-mechanical properties. Here, solid-state joining processes such as Friction Stir Welding open up new opportunities. Within this study, four commercial aluminium alloys (AA2024, AA5754, AA6056 and AA7050) were welded to Ti6Al4V. The results show a direct relationship between the solidus temperature of the aluminium alloys, the process temperature, energy input and resulting lap-shear strength. Regardless of the process parameters, AA5754 and AA6056 with higher solidus temperatures (600 °C and 555 °C) show superior bonding strength compared to AA2024 and AA7050, having a lower solidus temperature of 500 °C and 490 °C, respectively. Therefore, it is assumed that the maximum process temperature, proportional to the solidus temperature, has a major influence on the bonding. This, conversely, would imply that there is a physical limitation in the achievable joint strength between aluminium and titanium alloys as the required process temperature would exceed the solidus temperature of certain alloys. This assumption is verified for AA7050 by systematic variation of the rotation speed and therefore process temperature.

AB - Aluminium and titanium are currently in demand as lightweight materials. However, their combination is challenging due to their significantly different thermo-mechanical properties. Here, solid-state joining processes such as Friction Stir Welding open up new opportunities. Within this study, four commercial aluminium alloys (AA2024, AA5754, AA6056 and AA7050) were welded to Ti6Al4V. The results show a direct relationship between the solidus temperature of the aluminium alloys, the process temperature, energy input and resulting lap-shear strength. Regardless of the process parameters, AA5754 and AA6056 with higher solidus temperatures (600 °C and 555 °C) show superior bonding strength compared to AA2024 and AA7050, having a lower solidus temperature of 500 °C and 490 °C, respectively. Therefore, it is assumed that the maximum process temperature, proportional to the solidus temperature, has a major influence on the bonding. This, conversely, would imply that there is a physical limitation in the achievable joint strength between aluminium and titanium alloys as the required process temperature would exceed the solidus temperature of certain alloys. This assumption is verified for AA7050 by systematic variation of the rotation speed and therefore process temperature.

KW - Engineering

KW - aluminium

KW - difussion

KW - friction stir welding

KW - intermetallic

KW - titanium

UR - http://www.scopus.com/inward/record.url?scp=85205125434&partnerID=8YFLogxK

UR - https://www.mendeley.com/catalogue/0d293293-6b18-3462-890f-b350f1201a78/

U2 - 10.4028/p-4pGwaL

DO - 10.4028/p-4pGwaL

M3 - Journal articles

VL - 966

SP - 49

EP - 54

JO - Key Engineering Materials

JF - Key Engineering Materials

SN - 1013-9826

ER -

DOI

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