Page 253 - Biaxial Multiaxial Fatigue and Fracture

Fatigue Analysis of Multiaxially Loaded Components with the FE-Postprocessor FEMFAT-MAX 237

-Fatigue Limlt - - - - - Stress Amplitude -Safety Factor
1.4 1

1.2

1
I)
6 0.8
f
m
E 0.6
z

0 10 20 30 40 50 BO 70 BO 90
Polar Angle [de01
Fig. 18: Safety factor against fatigue limit in dependence on the polar angle 6

+ Bending Test - .e - Bending Femfat
+Torsion Test - 9- Torsion Femfat
+Comb.O"Test - A - Comb. 0" Femfat
~
1 +Comb.90"Test - 8 - Comb. 90" Femfat

10000 loo000 1000000 1M)ooooo
Number of cycles

Fig. 19: S/N-curves for tempering steel with additional corrections for in phase loading