Mechanical Behavior Laboratory University of Nevada, Reno

Paper Abstract

[J58] Gao, Z., Qiu, B., Wang, X., and Jiang, Y., 2011, "An investigation of fatigue of a notched member," International Journal of Fatigue, Vol.32, pp. 1960-1969. doi: 10.1016/j.ijfatigue.2010.07.005

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Abstract58

[J58] Gao, Z., Qiu, B., Wang, X., and Jiang, Y., 2011, "An investigation of fatigue of a notched member," International Journal of Fatigue, Vol.32, pp. 1960-1969

Paper Figures

Fig. 3

Fig. 3. Experimental results under different loading: (a) fully reversed tension-compression; (b) torsion; (c) proportional axial-torsion; and (d) nonproportional axial-torsion (Download data).

Fig. 6

Fig. 6. Stabilized stress-strain hysteresis loops at the notch root obtained by three different stress analysis methods for tension-compression loading (Specimen S03N): (a) σyyyy and (b) σzzzz (Download data).

Fig. 7

Fig. 7. Stabilized shear stress-strain hysteresis loops obtained by three different stress analysis methods for cyclic loading (Specimen S04N) (Download data).

Fig. 8

Fig. 8. Comparison of stabilized stress-strain hysteresis loops at the notch root obtained by using three different methods for proportional loading (Specimen S13N): (a) σyyyy, (b) σzzzz, and (c) τyzyz (Download data).

Fig. 9

Fig. 9. Comparison of stabilized stress-strain hysteresis loops obtained by using three different methods for nonproportional axial-torsion loading (Specimen S07N): (a) σyyyy, (b) σzzzz, and (c) τyzyz (Download data).

Fig. 10

Fig. 10. Comparison of experimental fatigue lives with the predictions based on the stresses and strains obtained from using the FE analysis: (a) Jiang criterion and (b) Fatemi-Socie criterion (Download data).

Fig. 11

Fig. 11. Fatigue life predictions based on the local stress and strain obtained from using Neuber′s rule: (a) Jiang criterion and (b) Fatemi-Socie criterion (Download data).

Fig. 12

Fig. 12. Comparison of experimentally obtained fatigue lives with the predictions obtained using the local stress and strain outputted from using the unified expression with Cq=0.805: (a) Jiang criterion and (b) Fatemi-Socie criterion (Download data).

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