Figure 5. Deformation and necking of workpiece

From

Effect of Die Design Parameters on Thinning of Sheet Metal in the Deep Drawing Process

H. Zein, M. El-Sherbiny, M. Abd-Rabou, M. El Shazly

American Journal of Mechanical Engineering. 2013, 1(2), 20-29 doi:10.12691/ajme-1-2-1