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 150
... grain boundary sliding . The problem in dealing with grain boundary sliding , however , is that it does not represent an independent deformation mechanism ; it must be ac- commodated by other deformation modes . For example , consider ...
... grain boundary sliding . The problem in dealing with grain boundary sliding , however , is that it does not represent an independent deformation mechanism ; it must be ac- commodated by other deformation modes . For example , consider ...
Page 151
... grain boundary path . On the other hand , when A is large and the temperature relatively high , volume diffusion controls the grain boundary sliding process.28 Consequently , grain boundary sliding may be accommodated by diffusional ...
... grain boundary path . On the other hand , when A is large and the temperature relatively high , volume diffusion controls the grain boundary sliding process.28 Consequently , grain boundary sliding may be accommodated by diffusional ...
Page 160
... grain boundary diffusion , three diffusion paths are represented on these maps . Sec- ond , a large change in grain size in pure nickel drastically shifts the iso - strain rate contours and displaces the deformation field boundaries ...
... grain boundary diffusion , three diffusion paths are represented on these maps . Sec- ond , a large change in grain size in pure nickel drastically shifts the iso - strain rate contours and displaces the deformation field boundaries ...
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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 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