Design and Numerical Simulation of Pyramidal Prefolded Patterned Thin-Walled Tubes

Figure 7

Crushing processes (left) and corresponding von Mises stress contour maps on undeformed patterns (right) of (a) the traditional square tube (SQU), (b) S6_R25_60, (c) S6_R25_68, and (d) S6_R25_76.

(a)

(b)

(c)

(d)