Page 288 - Biaxial Multiaxial Fatigue and Fracture

272 A. BUCZYNSKI AND G. GLINKA

while the area of the hatched rectangles represents the total strain energy density of the actual
elastic-plastic material response at the notch tip.

Fig. 4. Graphical representation of the incremental Neuber rule.

(S2a t
=2a 4

Fig. 5. Piecewise linearisation of the material 0-c curve and the corresponding work hardening
surfaces.