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 244
... brittle . In notched samples , a determination of toughness is more complicated , and will be considered in more detail in Chapter Eight . For the time being , the relative toughness or brittleness of a material may be estimated by ...
... brittle . In notched samples , a determination of toughness is more complicated , and will be considered in more detail in Chapter Eight . For the time being , the relative toughness or brittleness of a material may be estimated by ...
Page 325
... brittle . behavior based on these three factors is summarized in Table 10.1 for different types of materials . It is seen that the more rigidly fixed the valence electrons , the more brittle the material is likely to be . Since covalent ...
... brittle . behavior based on these three factors is summarized in Table 10.1 for different types of materials . It is seen that the more rigidly fixed the valence electrons , the more brittle the material is likely to be . Since covalent ...
Page 326
... Brittle Behavior Basic Characteristic Increasing Tendency for Brittle Fracture Electron bond Crystal structure Degree of order Metallic Close - packed crystals Random solid Ionic Covalent Low symmetry crystals Short - range Long - range ...
... Brittle Behavior Basic Characteristic Increasing Tendency for Brittle Fracture Electron bond Crystal structure Degree of order Metallic Close - packed crystals Random solid Ionic Covalent Low symmetry crystals Short - range Long - range ...
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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