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 46
... thermal energy in the lattice and , hence , to the test temperature . At low temperatures , where thermal enhancement of dislocation motion is limited , the Peierls stress is large . In crystals that have wide dislocations , however ...
... thermal energy in the lattice and , hence , to the test temperature . At low temperatures , where thermal enhancement of dislocation motion is limited , the Peierls stress is large . In crystals that have wide dislocations , however ...
Page 523
... thermal failure was observed ( Curve F ) . These specimens did not fail after 107 cycles . From Eq . 13-17 , the rate of temperature rise depends on the magnitude of the loss compliance J " , which is itself a function of temperature ...
... thermal failure was observed ( Curve F ) . These specimens did not fail after 107 cycles . From Eq . 13-17 , the rate of temperature rise depends on the magnitude of the loss compliance J " , which is itself a function of temperature ...
Page 525
... thermal failure , since the test results are a function of specimen geometry and , therefore , do not reflect the intrinsic response of the material being evaluated . It is clear from the above that thermal fatigue may be suppressed by ...
... thermal failure , since the test results are a function of specimen geometry and , therefore , do not reflect the intrinsic response of the material being evaluated . It is clear from the above that thermal fatigue may be suppressed by ...
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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