Johannes Gebhard M. Sc.
Baroper Str. 303
MB III / Raum 4.031
Campus Süd
44227 Dortmund

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+49 231 755 4751

Key activities

Hot extrusion
Hybrid processes
Physical process modeling


Process for Manufacturing Composite Components by a Combination of Deep Drawing and Cold Forging

Prevention of Longitudinal Weld Streak Defects on Anodized Aluminum Profiles (completed)

Development of a Technology for Bending U-Profiles (completed)


Weber, F., Gebhard, J.,  Gitschel, R., Goyal, S., Kamaliev, M., Wernicke, S., Tekkaya, A. E., 2021. Joining by forming – A selective review, Journal of Advanced Joining Processes, DOI:





Gebhard, J., Dahnke, C, Schulze, A., Ben Khalifa, N., Günther, F., KLoppenborg, T., Stommel, M. Tekkaya, A. E., Verfahren und Vorrichtung zur Herstellung von Profilquerschnitten aus Metallen und Kunststoffen mittels Strangpressen und Extrusion, 07.03.2019, WO2020177788A1.