Deformation and Fracture Mechanics of Engineering MaterialsUpdated to reflect recent developments in our understanding of deformation and fracture processes in structural materials. This completely revised reference includes new sections on isostress analysis, modulus of rupture, creep fracture micromechanicsms, and many more. |
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Page 275
... NOTCH STRENGTHENING When an appreciable amount of plastic deformation is possible , an interesting turn of events may occur with regard to the fracture behavior of notched components . We saw ... NOTCH STRENGTHENING 275 Notch Strengthening.
... NOTCH STRENGTHENING When an appreciable amount of plastic deformation is possible , an interesting turn of events may occur with regard to the fracture behavior of notched components . We saw ... NOTCH STRENGTHENING 275 Notch Strengthening.
Page 573
... notch root stress and strain ranges can be determined as shown in Fig . 12.43 . These values can then be used to ... notch root . In principle , one should be able to normalize these results by replotting cyclic life versus the local ...
... notch root stress and strain ranges can be determined as shown in Fig . 12.43 . These values can then be used to ... notch root . In principle , one should be able to normalize these results by replotting cyclic life versus the local ...
Page 634
... notch root oe / kt 150 100 50 No cracks formed 3 5 Complete fracture 16 Non - propagating cracks formed at notch root 8 0 9 11 13 15 k1 24 32 32 40 Aoth , ksi Fatigue limit based on stress to initiate crack at notch root Plate Round bar ...
... notch root oe / kt 150 100 50 No cracks formed 3 5 Complete fracture 16 Non - propagating cracks formed at notch root 8 0 9 11 13 15 k1 24 32 32 40 Aoth , ksi Fatigue limit based on stress to initiate crack at notch root Plate Round bar ...
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addition alloy aluminum alloy applied stress associated ASTM atoms behavior brittle ceramics Chapter Charpy component composite crack extension crack growth crack length crack tip craze creep rate crystal curve cyclic decrease depends determined dislocation ductility elastic embrittlement engineering example factor failure fiber FIGURE flaw fracture mechanics fracture surface fracture toughness given grain boundaries hardening hydrogen increasing initial KIEAC lattice load maraging steels martensite material material's matrix Metals Park microstructure microvoid modulus notch Note occur oriented parameter particles phase plane plane-strain plastic deformation plastic zone plate polymer polymeric region relative Reprinted with permission result rupture sample screw dislocation Section shear stress shown in Fig solid solution specimen stacking fault energy steel alloys strain rate stress concentration stress field stress intensity stress level stress-strain stress-strain curve superalloys tensile stress test temperature thermal thickness toughening Trans transition temperature twinning values yield strength