Mechanical Behavior of Materials |
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Page 291
... Material's Properties and Structure As indicated in Eq . ( 7.21 ) , creep rate varies with the applied stress level , the material's's diffusivity , and , in some cases , grain size . Creep resistance is improved considerably if ...
... Material's Properties and Structure As indicated in Eq . ( 7.21 ) , creep rate varies with the applied stress level , the material's's diffusivity , and , in some cases , grain size . Creep resistance is improved considerably if ...
Page 442
... material's fracture resistance . One of these , the Charpy impact test , is conveniently performed and utilized widely and is described at some length in this chapter . An impact test imposes a stringent set of conditions - fracture ...
... material's fracture resistance . One of these , the Charpy impact test , is conveniently performed and utilized widely and is described at some length in this chapter . An impact test imposes a stringent set of conditions - fracture ...
Page 589
... material's cyclical stress - strain curve . The phenomena of cyclic hardening and softening illustrate clearly the inadequacy of using tensile properties in fatigue design . This is important , particularly for cyclically softening ...
... material's cyclical stress - strain curve . The phenomena of cyclic hardening and softening illustrate clearly the inadequacy of using tensile properties in fatigue design . This is important , particularly for cyclically softening ...
Contents
Elastic Behavior | 46 |
Plastic Deformation in Single and Polycrystalline | 137 |
Strengthening of Crystalline Materials | 162 |
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alloys applied stress behavior Burgers vector Chap Coble creep composite crack growth crack tip craze creep fracture creep rate crystalline cubic cyclical decreases diffusion diffusional discussed dislocation density dislocation glide dislocation motion displacement ductile ductile fracture edge dislocation effect embrittlement energy fatigue fiber FIGURE flow stress fracture mechanism fracture toughness glass grain boundaries hardening high-temperature illustrated in Fig increases initial interaction length linear elastic low temperatures martensite material material's matrix mechanism map metals microscopic microstructural MN/m² Mode II fracture modulus Nabarro-Herring noncrystalline nucleation obstacles occurs particle phase plastic deformation plastic flow polycrystal polymers ratio recrystallization region result schematically screw dislocation shear stress shown in Fig single crystals slip plane slip systems solid steel strain rate strengthening stress levels stress-strain curve structure superplastic surface takes place TCRSS tensile strength tensile stress transition values viscoelastic viscosity void growth volume fraction yield strength