J. Phys. IV France 08 (1998) Pr2-611-Pr2-614
Tell us about your punch, we'll tell you about your electrical steel magnetic propertiesT. Belgrand1 and S. Eple2
1 UGINE, Groupe USINOR, Centre de Recherches d'Isbergues, BP. 15, 62330 Isbergues, France
2 SOLLAC, Groupe USINOR, LEDEPP, avenue des Tilleuls, BP. 11, 57191 Florange, France
During the building process of an electrical machine, stamping operations induce stresses in electrical steels so that it affects their magnetic properties. This detrimental effect is hereafter quantified for different grades of electrical steels with attention to size effects and stamping tool configurations.
© EDP Sciences 1998