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 241
... notch depth because of the increasing magnitude of the stress concentration factor . Now conduct notch tests with a ductile material such as a low carbon steel or aluminum alloy . In this case , note that the net section stress will ...
... notch depth because of the increasing magnitude of the stress concentration factor . Now conduct notch tests with a ductile material such as a low carbon steel or aluminum alloy . In this case , note that the net section stress will ...
Page 298
... notch root is not offset by the necessary degree of crack tip plasticity needed to blunt the crack tip . Consequently , the notch with its multiaxial stress state raises the local stress to a high level and suppresses what little ...
... notch root is not offset by the necessary degree of crack tip plasticity needed to blunt the crack tip . Consequently , the notch with its multiaxial stress state raises the local stress to a high level and suppresses what little ...
Page 430
... notch sensitivity increases with increasing tensile strength and severity of notch root . As might be expected , the relative notch sensitivity decreases with increasing plastic deformation capacity . Another factor that controls ...
... notch sensitivity increases with increasing tensile strength and severity of notch root . As might be expected , the relative notch sensitivity decreases with increasing plastic deformation capacity . Another factor that controls ...
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Common terms and phrases
alloy aluminum alloy American Society applied stress associated ASTM STP atoms behavior brittle Burgers vector Chapter Charpy component crack growth rate crack length crack tip craze crystal crystalline cycles decreasing depends ductility effect elastic embrittlement engineering environment assisted cracking example failure FIGURE flaw fracture mechanics fracture surface fracture toughness given grain boundary hydrogen initial KIEAC lattice load Materials from copyright metallurgical microstructure modulus MPa Vm notch occur orientation parameter plane strain plane stress plastic deformation plastic zone plate polymer properties R. W. Hertzberg region relationship relative Reprinted with permission response result sample screw dislocation Section sensitivity shear stress shown in Fig slip plane slip systems specimen stacking fault energy strain hardening strain rate stress concentration stress intensity factor stress level stress-strain curve striation Table tensile test temperature Testing and Materials texture thickness Trans transition temperature twin values yield strength