applied fracture mechanics

252Applied Fracture MechanicsG vs orientation angle θ. Tangential stress has a coupled influence with tension stress forangles from 30 to 55 (load modes I, II and III).Aspectratio a/c0.330.470.560.620.74Pit Contour =0° =90°Maximum Stress Intensity Factor(MPa m 1/2 )Maximum Stress Intensity Factor(MPa m 1/2 )Mode Mixty () 0° 100.87 0.00 0.00 176.94 0.00 0.0030° 75.66 36.91 52.99 132.71 36.91 52.9945° 50.44 42.62 61.19 88.47 42.62 61.1960° 25.22 36.91 52.99 44.24 36.91 52.9975° 6.76 21.31 30.59 11.85 21.31 30.5990° 0.00 0.00 0.00 0.00 0.00 0.000° 123.58 0.00 0.00 180.26 0.00 0.0030° 92.69 40.68 48.57 135.20 40.68 48.5745° 61.79 46.98 56.09 90.13 46.98 56.0960° 30.90 40.68 48.57 45.07 40.68 48.5775° 8.28 23.49 28.04 12.08 23.49 28.0490° 0.00 0.00 0.00 0.00 0.00 0.000° 134.36 0.00 0.00 179.55 0.00 0.0030° 100.77 41.42 45.30 134.66 41.42 45.3045° 67.18 47.83 52.31 89.77 47.83 52.3160° 33.59 41.42 45.30 44.89 41.42 45.3075° 9.00 23.91 26.16 12.03 23.91 26.1690° 0.00 0.00 0.00 0.00 0.00 0.000° 139.97 0.00 0.00 178.49 0.00 0.0030° 104.98 41.22 43.03 133.87 41.22 43.0345° 69.99 47.60 49.69 89.24 47.60 49.6960° 34.99 41.22 43.03 44.62 41.22 43.0375° 9.38 23.80 24.84 11.96 23.80 24.8490° 0.00 0.00 0.00 0.00 0.00 0.000° 150.23 0.00 0.00 175.24 0.00 0.0030° 112.68 38.65 36.90 131.43 38.65 36.9045° 75.12 44.62 42.61 87.62 44.62 42.6160° 37.56 38.65 36.90 43.81 38.65 36.9075° 10.06 22.31 21.30 11.74 22.31 21.3090° 0.00 0.00 0.00 0.00 0.00 0.00Table 3. Stress Intensity Factor (MPam), ΔKI, ΔKII and ΔKIII as a function of , and a/c.