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 177
... respectively . ( ° C ) Temp . Stress ( MPa ) Rupture Time Temp . Stress Rupture Time ( hr ) ( ° C ) ( MPa ) ( hr ) 650 480 22 815 140 29 650 480 40 815 140 45 650 480 65 815 140 65 650 450 75 815 120 90 650 380 210 815 120 115 650 345 ...
... respectively . ( ° C ) Temp . Stress ( MPa ) Rupture Time Temp . Stress Rupture Time ( hr ) ( ° C ) ( MPa ) ( hr ) 650 480 22 815 140 29 650 480 40 815 140 45 650 480 65 815 140 65 650 450 75 815 120 90 650 380 210 815 120 115 650 345 ...
Page 468
... respectively , while Frost2 found empirically for the materials he tested that m≈3 and n≈1 . Weibull3 accounted for the stress and crack length dependence of the crack growth rate by assuming the FCP rate to be dependent on the net ...
... respectively , while Frost2 found empirically for the materials he tested that m≈3 and n≈1 . Weibull3 accounted for the stress and crack length dependence of the crack growth rate by assuming the FCP rate to be dependent on the net ...
Page 499
... respectively For the tensile overload condition , AKres is negative such that AKeff < AKapp Other refinements and additional models have been proposed to predict delay behavior , 48,49 but no completely satisfactory model is available ...
... respectively For the tensile overload condition , AKres is negative such that AKeff < AKapp Other refinements and additional models have been proposed to predict delay behavior , 48,49 but no completely satisfactory model is available ...
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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 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