·Table of Contents
·Materials Characterization and testing

Micromagnetic Stress Determination on Tailored Blanks

Hans Kurt Tönshoff, Thomas Friemuth, Ines Oberbeck and Harald Seegers
Institut für Fertigungstechnik und Spanende Werkzeugmaschinen
Schlosswenderstr. 5, 30159 Hannover
Telephone: ++49/511/762-5206
Telefax: ++49/511/762-5115




Barkhausen noise

Experimental set-up

Calibration test

Welding of thin ferromagnetic sheets





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  2. Oberbeck-Spintig, I.: Einsatz der Barkhausenrauschanalyse zur zerstörungsfreien Eigenschaftsprüfung geschweißter Feinbleche, Diss., Universität Hannover, 2000
  3. Tiito, S.: Magnetoelastic Testing of Uniaxial and Biaxial Stresses. Int. Conf. Residual Stresses, Soc. Francaise de Metallurgie, Nancy, 1988.
  4. Theiner, W.A.: Micromagnetic techniques. in Structural and Residual Stress Analysis by Nondestructive Methods, ed. V. Hauk, Elsevier Science B.V., 1997
  5. Karpuschewski, B.: Mikromagnetische Randzonenanalyse geschliffener einsatzgehärteter Bauteile. Dr.-Ing. Dissertation, University of Hannover, 1995.
  6. Tönshoff, H. K.; Karpuschewski, B.; Oberbeck, I,: Residual stress determination of ferromagnetic sheets. Proc. SheMet'96, Enschede 1996, pp. 347-355.
  7. Tönshoff, H. K.; Karpuschewski, B.: Quality Control of Surface Integrity with Micromagnetic Techniques. Prod. Eng., Annals of the German Academic Society for Production Engineering, Vol. II/2 1995, pp. 203-206
  8. Tönshoff H. K., Karpuschewski B., Oberbeck-Spintig I., Seegers H.: "Non Destructive Stress Determination on Tailored Blanks", Production Engineering Vol. VI/2 (1999), pp. 143-146

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