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 259
... relation to the case of materials capable of plastic deformation . Instead of developing an explicit relationship in terms of the energy sink terms , ys or Ys + Yp , Irwin chose to use the energy source term ( i.e. , the elastic energy ...
... relation to the case of materials capable of plastic deformation . Instead of developing an explicit relationship in terms of the energy sink terms , ys or Ys + Yp , Irwin chose to use the energy source term ( i.e. , the elastic energy ...
Page 271
... RELATIONSHIP BETWEEN ENERGY RATE AND STRESS FIELD APPROACHES Thus far , two approaches to the relationship between stresses , flaw sizes , and material properties in the fracture of materials have been discussed . At this point , it is ...
... RELATIONSHIP BETWEEN ENERGY RATE AND STRESS FIELD APPROACHES Thus far , two approaches to the relationship between stresses , flaw sizes , and material properties in the fracture of materials have been discussed . At this point , it is ...
Page 280
... relation to the sheet thickness , it is informative to consider the change in stress state in terms of the ratio , r , / 1 , where r , is computed arbitrarily with the plane stress plastic zone size relationship as given by Eq . 8-33 ...
... relation to the sheet thickness , it is informative to consider the change in stress state in terms of the ratio , r , / 1 , where r , is computed arbitrarily with the plane stress plastic zone size relationship as given by Eq . 8-33 ...
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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