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 133
... creep strain - time curve should differ significantly were the test to be conducted under constant stress rather than constant load conditions ( Fig . 5.2 ) . This is especially true for Stage II and III behavior . As a general rule ...
... creep strain - time curve should differ significantly were the test to be conducted under constant stress rather than constant load conditions ( Fig . 5.2 ) . This is especially true for Stage II and III behavior . As a general rule ...
Page 134
Richard W. Hertzberg. Stress MPa result , the details of the creep - time curve are not of central importance to the engineering problem . For this reason , creep rupture tests usually provide only one datum - the rupture life tr . Rupture ...
Richard W. Hertzberg. Stress MPa result , the details of the creep - time curve are not of central importance to the engineering problem . For this reason , creep rupture tests usually provide only one datum - the rupture life tr . Rupture ...
Page 135
... creep rupture tests are not very accurate because of the inherently short time associates with the creep rupture test . The magnitude of รจ often depends strongly on stress . As a result , steady - state creep rate data are usually ...
... creep rupture tests are not very accurate because of the inherently short time associates with the creep rupture test . The magnitude of รจ often depends strongly on stress . As a result , steady - state creep rate data are usually ...
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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 defined 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 test temperature Testing and Materials texture thickness Trans transition temperature twin values yield strength