Influence of wire arc additive manufacturing of Ti-6Al-4V on microstructure and mechanical properties for potential large-scale aviation parts

As one of the most common Titanium alloys, Ti-6Al-4V faces new challenges concerning the ecological footprint. Due to the current processes, a high metal chip pollution leads to a Buy-to-Fly of 25:1. In this study the parameter / microstructure relationship of Ti-64 on the mechanical properties are...

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Main Authors: Elitzer D., Höppel H.W., Göken M., Baier D., Fuchs C., Bähr H., Meyer T., Gallasch A.
Format: Article
Language:English
Published: EDP Sciences 2020-01-01
Series:MATEC Web of Conferences
Online Access:https://www.matec-conferences.org/articles/matecconf/pdf/2020/17/matecconf_ti2019_03037.pdf
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author Elitzer D.
Höppel H.W.
Göken M.
Baier D.
Fuchs C.
Bähr H.
Meyer T.
Gallasch A.
author_facet Elitzer D.
Höppel H.W.
Göken M.
Baier D.
Fuchs C.
Bähr H.
Meyer T.
Gallasch A.
author_sort Elitzer D.
collection DOAJ
description As one of the most common Titanium alloys, Ti-6Al-4V faces new challenges concerning the ecological footprint. Due to the current processes, a high metal chip pollution leads to a Buy-to-Fly of 25:1. In this study the parameter / microstructure relationship of Ti-64 on the mechanical properties are discussed. Wire Arc Additive Manufacturing (WAAM) was applied to build samples for microstructural analyses and compression tests. A stress relief (SR) and a solution treatment and annealing (STA) was performed. It was found that SR had no influence on multi-layered samples due to intrinsic heat-treatment. A STA heat-treatment led to a reduction in the mechanical strength. Helium as process gas resulted in an increased mechanical strength due to higher heat capacity compared to argon.
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spelling doaj.art-a368fece9afb42ff815a1c002697c8a62022-12-21T21:49:04ZengEDP SciencesMATEC Web of Conferences2261-236X2020-01-013210303710.1051/matecconf/202032103037matecconf_ti2019_03037Influence of wire arc additive manufacturing of Ti-6Al-4V on microstructure and mechanical properties for potential large-scale aviation partsElitzer D.0Höppel H.W.1Göken M.2Baier D.3Fuchs C.4Bähr H.5Meyer T.6Gallasch A.7Materials Science & Engineering I, Friedrich-Alexander University Erlangen-NürnbergMaterials Science & Engineering I, Friedrich-Alexander University Erlangen-NürnbergMaterials Science & Engineering I, Friedrich-Alexander University Erlangen-NürnbergInstitute for Machine Tools and Industrial Management, Technical University MunichInstitute for Machine Tools and Industrial Management, Technical University MunichAircraft Philipp GmbH & CO. KGHEGGEMANN AGSoftware Factory GmbHAs one of the most common Titanium alloys, Ti-6Al-4V faces new challenges concerning the ecological footprint. Due to the current processes, a high metal chip pollution leads to a Buy-to-Fly of 25:1. In this study the parameter / microstructure relationship of Ti-64 on the mechanical properties are discussed. Wire Arc Additive Manufacturing (WAAM) was applied to build samples for microstructural analyses and compression tests. A stress relief (SR) and a solution treatment and annealing (STA) was performed. It was found that SR had no influence on multi-layered samples due to intrinsic heat-treatment. A STA heat-treatment led to a reduction in the mechanical strength. Helium as process gas resulted in an increased mechanical strength due to higher heat capacity compared to argon.https://www.matec-conferences.org/articles/matecconf/pdf/2020/17/matecconf_ti2019_03037.pdf
spellingShingle Elitzer D.
Höppel H.W.
Göken M.
Baier D.
Fuchs C.
Bähr H.
Meyer T.
Gallasch A.
Influence of wire arc additive manufacturing of Ti-6Al-4V on microstructure and mechanical properties for potential large-scale aviation parts
MATEC Web of Conferences
title Influence of wire arc additive manufacturing of Ti-6Al-4V on microstructure and mechanical properties for potential large-scale aviation parts
title_full Influence of wire arc additive manufacturing of Ti-6Al-4V on microstructure and mechanical properties for potential large-scale aviation parts
title_fullStr Influence of wire arc additive manufacturing of Ti-6Al-4V on microstructure and mechanical properties for potential large-scale aviation parts
title_full_unstemmed Influence of wire arc additive manufacturing of Ti-6Al-4V on microstructure and mechanical properties for potential large-scale aviation parts
title_short Influence of wire arc additive manufacturing of Ti-6Al-4V on microstructure and mechanical properties for potential large-scale aviation parts
title_sort influence of wire arc additive manufacturing of ti 6al 4v on microstructure and mechanical properties for potential large scale aviation parts
url https://www.matec-conferences.org/articles/matecconf/pdf/2020/17/matecconf_ti2019_03037.pdf
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