Co-extrusion of discontinuously, non-centric steel-reinforced aluminum

Publikation: Beiträge in ZeitschriftenZeitschriftenaufsätzeForschungbegutachtet

Standard

Co-extrusion of discontinuously, non-centric steel-reinforced aluminum. / Foydl, Annika; Haase, Michaela; Ben Khalifa, Noomane et al.
in: AIP Conference Proceedings, Jahrgang 1353, 2011, S. 443-448.

Publikation: Beiträge in ZeitschriftenZeitschriftenaufsätzeForschungbegutachtet

Harvard

APA

Vancouver

Foydl A, Haase M, Ben Khalifa N, Tekkaya AE. Co-extrusion of discontinuously, non-centric steel-reinforced aluminum. AIP Conference Proceedings. 2011;1353:443-448. doi: 10.1063/1.3589555

Bibtex

@article{7330dc5394724942b341a8a92ba95f37,
title = "Co-extrusion of discontinuously, non-centric steel-reinforced aluminum",
abstract = "The process of manufacturing discontinuously non-centric steel reinforced aluminum by means of co-extrusion has been examined. By this process semi-finished reinforced profiles can be fabricated for further treatment through forging techniques. Therefore, steel reinforcement elements consisting of E295GC were inserted into conventional aluminum billets and co-extruded into two different solid profiles; a rectangle one by an extrusion ratio of 10.1:1 and a round one by 4.8:1. The used aluminum alloy is EN AW-6060. The billet temperature as well as the ram speed were varied to investigate their influence on the position of the reinforcement elements inside the strand. The measurement was done by a video measurement system, called Optomess A250, after milling off the strand. The distances between the elements in longitudinal direction were nearly constant, apart from the rear part of the strand. The same was observed for the distance of the steel elements to the profile edge. This due to the inhomogeneous material flow in the transverse weld, related to the billet-to-billet extrusion. The rotation of the reinforcement elements occurs because the elements flow nearby the shear zone. Further, micrographs were made to investigate the embedding situation and the grain size distribution. The embedding of the reinforcement elements were good in the solid round profile, but in the rectangle profile were found some kind of air pocket. The grain size of the aluminum alloy close to the steel elements is much smaller than in the other parts of the solid round profile.",
keywords = "Engineering, Aluminum , Co-extrusion , Steel-reinforced , Discontinuous",
author = "Annika Foydl and Michaela Haase and {Ben Khalifa}, Noomane and Tekkaya, {A. Erman}",
note = "14th International Conference on Material Forming, ESAFORM 2011, Belfast (UK),",
year = "2011",
doi = "10.1063/1.3589555",
language = "English",
volume = "1353",
pages = "443--448",
journal = "AIP Conference Proceedings",
issn = "0094-243X",
publisher = "American Institute of Physics Inc.",

}

RIS

TY - JOUR

T1 - Co-extrusion of discontinuously, non-centric steel-reinforced aluminum

AU - Foydl, Annika

AU - Haase, Michaela

AU - Ben Khalifa, Noomane

AU - Tekkaya, A. Erman

N1 - 14th International Conference on Material Forming, ESAFORM 2011, Belfast (UK),

PY - 2011

Y1 - 2011

N2 - The process of manufacturing discontinuously non-centric steel reinforced aluminum by means of co-extrusion has been examined. By this process semi-finished reinforced profiles can be fabricated for further treatment through forging techniques. Therefore, steel reinforcement elements consisting of E295GC were inserted into conventional aluminum billets and co-extruded into two different solid profiles; a rectangle one by an extrusion ratio of 10.1:1 and a round one by 4.8:1. The used aluminum alloy is EN AW-6060. The billet temperature as well as the ram speed were varied to investigate their influence on the position of the reinforcement elements inside the strand. The measurement was done by a video measurement system, called Optomess A250, after milling off the strand. The distances between the elements in longitudinal direction were nearly constant, apart from the rear part of the strand. The same was observed for the distance of the steel elements to the profile edge. This due to the inhomogeneous material flow in the transverse weld, related to the billet-to-billet extrusion. The rotation of the reinforcement elements occurs because the elements flow nearby the shear zone. Further, micrographs were made to investigate the embedding situation and the grain size distribution. The embedding of the reinforcement elements were good in the solid round profile, but in the rectangle profile were found some kind of air pocket. The grain size of the aluminum alloy close to the steel elements is much smaller than in the other parts of the solid round profile.

AB - The process of manufacturing discontinuously non-centric steel reinforced aluminum by means of co-extrusion has been examined. By this process semi-finished reinforced profiles can be fabricated for further treatment through forging techniques. Therefore, steel reinforcement elements consisting of E295GC were inserted into conventional aluminum billets and co-extruded into two different solid profiles; a rectangle one by an extrusion ratio of 10.1:1 and a round one by 4.8:1. The used aluminum alloy is EN AW-6060. The billet temperature as well as the ram speed were varied to investigate their influence on the position of the reinforcement elements inside the strand. The measurement was done by a video measurement system, called Optomess A250, after milling off the strand. The distances between the elements in longitudinal direction were nearly constant, apart from the rear part of the strand. The same was observed for the distance of the steel elements to the profile edge. This due to the inhomogeneous material flow in the transverse weld, related to the billet-to-billet extrusion. The rotation of the reinforcement elements occurs because the elements flow nearby the shear zone. Further, micrographs were made to investigate the embedding situation and the grain size distribution. The embedding of the reinforcement elements were good in the solid round profile, but in the rectangle profile were found some kind of air pocket. The grain size of the aluminum alloy close to the steel elements is much smaller than in the other parts of the solid round profile.

KW - Engineering

KW - Aluminum

KW - Co-extrusion

KW - Steel-reinforced

KW - Discontinuous

UR - http://www.scopus.com/inward/record.url?scp=84857186804&partnerID=8YFLogxK

U2 - 10.1063/1.3589555

DO - 10.1063/1.3589555

M3 - Journal articles

AN - SCOPUS:84857186804

VL - 1353

SP - 443

EP - 448

JO - AIP Conference Proceedings

JF - AIP Conference Proceedings

SN - 0094-243X

ER -

DOI

Zuletzt angesehen

Forschende

  1. Janina Kraus

Publikationen

  1. Lohnsteuer- und sozialversicherungsrechtliche Aspekte der Beschäftigung von Auftragnehmern für einen Auftraggeber
  2. Soziale Disparitäten des Kompetenzerwerbs und der Bildungsbeteiligung in den Ländern
  3. Gesund durch Gesundheitstourismus?
  4. Gesucht: Eine bessere ökonomische Bildung !?
  5. Kultur und Gesellschaft
  6. Räumliche Perspektivübernahme am Schulanfang - Symmetriebedingungen im Aufgabendesign
  7. Rekonstruktion pleistozäner und holozäner Landschafts- und Klimageschichte im nördlichen Mitteleuropa mithilfe limnisch-telmatischer und terrestrischer Sediment- und Bodenabfolgen
  8. Naturwissenschaften im Elternhaus
  9. Grundlagen organisationalen Wandels von Bildungseinrichtungen
  10. Der Referentenentwurf für ein Abschlussprüfungsreformgesetz - Wie wirken sich die geplanten Änderungen auf das Verhältnis zwischen Aufsichtsrat bzw. Prüfungsausschuss und Abschlussprüfer aus?
  11. Das Schaufenster für eine nachhaltige Entwicklung – ein innovatives Instrument der Umweltkommunikation
  12. Ordnungsverantwortung, Steuerungsverantwortung, Aufklärungsverantwortung
  13. Der Einbezug von Kunden in den Innovationsprozess
  14. Medienkultur im digitalen Wandel
  15. Mediatisierte Politikgestaltung? Medien, Expertise und politische Entscheidungsprozesse in wissenschaftsbasierten Themenfeldern
  16. Die Steuerberaterprüfung: Verfahrensrecht, Umsatzsteuerrecht, Erbschaftsteuerrecht, Grunderwerbsteuerrecht
  17. Fotografie als Weltanschauung
  18. Thesen zur Förderung nachhaltigen Konsums in Bildungseinrichtungen
  19. Handbuch Nachhaltigkeitskommunikation
  20. Kritik und Widerstand aus politiktheoretischer und politikdidaktischer Perspektive.
  21. Corporate Sustainability
  22. Berufsbildung 4.0 - Qualifizierung des pädagogischen Personals als Erfolgsfaktor beruflicher Bildung in der digitalisierten Arbeitswelt
  23. Ordnungsgemäßer baubetriebswirtschaftlicher Nachweis von veränderten Bauumständen
  24. Gemeinschaftsrechtlicher Staatshaftungsanspruch, Voraussetzungen