Issue 30

J. Toribio et alii, Frattura ed Integrità Strutturale, 30 (2014) 40-47; DOI: 10.3221/IGF-ESIS.30.06 44 0 0.005 0.01 0.015 0.02 0 1 2 3 4  =45º  =20º  =10º  =5º  =2º  =0º  P r (mm) 0 0.005 0.01 0.015 0.02 4.4 4.45 4.5 4.55 4.6 4.65 4.7 4.75  =45º  =20º  =10º  =5º  =2º  =0º  P r (mm) (a) (b) Figure 5 : Radial distribution of equivalent plastic strain for diverse circumferential coordinate  : (a) general plot and (b) detail plot near the rod surface (zone with strong gradients). (a) (b) Figure 6 : Distribution of the hydrostatic stress after the sixth loading cycle: (a) 2D view of the contacting plane and (b) 3D view. -3000 -2500 -2000 -1500 -1000 -500 0 500 0 1 2 3 4  =45º  =20º  =10º  =5º  =2º  =0º  (MPa) r (mm) -3000 -2500 -2000 -1500 -1000 -500 0 500 3.6 3.8 4 4.2 4.4 4.6  =45º  =20º  =10º  =5º  =2º  =0º  (MPa) r (mm) (a) (b) Figure 7 : Radial distribution of the hydrostatic stress for diverse circumferential coordinate  : (a) general plot and (b) detail plot near the rod surface (zone with strong gradients).