Mechanical Behavior of Materials |
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Page 33
... microscopic plastic deformation either ; glass at room temperature is an example . For these materials , preexisting surface or interior cracks — no matter how small they might be - serve as the crack nuclei . As noted , stress is ...
... microscopic plastic deformation either ; glass at room temperature is an example . For these materials , preexisting surface or interior cracks — no matter how small they might be - serve as the crack nuclei . As noted , stress is ...
Page 278
... microscopic feature into account . Most composite processing yields phase dispersions on a scale large enough that microscopic interactions between the phases need not be considered in describ- ing composite properties . However , some ...
... microscopic feature into account . Most composite processing yields phase dispersions on a scale large enough that microscopic interactions between the phases need not be considered in describ- ing composite properties . However , some ...
Page 493
... microscopic plasticity → crack nucleation → crack propagation and the observed fracture stress is the greatest of the stresses required to effect the three individual processes . There is another difference between Mode II and Mode I ...
... microscopic plasticity → crack nucleation → crack propagation and the observed fracture stress is the greatest of the stresses required to effect the three individual processes . There is another difference between Mode II and Mode I ...
Contents
Overview of Mechanical Behavior | 1 |
Toughening Mechanisms and the Physics of Fracture | 10 |
Elastic Behavior | 44 |
Copyright | |
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alloys applied stress behavior brittle Burgers vector ceramics Chap CHAPTER Coble creep composite crack growth crack propagation crack tip craze creep fracture creep rate Crystalline Materials cubic curve cyclical decreases diffusion diffusional discussed dislocation density dislocation line dislocation motion displacement ductile ductile fracture edge dislocation embrittlement energy equation fatigue fiber Figure flow stress Fracture Mechanics fracture toughness glass glide grain boundaries hardening high-temperature increases initial length linear elastic loading low-temperature macroscopic martensite material's matrix mechanism map MN/m² Mode modulus noncrystalline nucleation obstacles particle phase plastic deformation plastic flow plastic strain polycrystals polymers precipitation Prob ratio region result Schematic screw dislocation SECTION shear stress shown in Fig single crystal slip plane slip systems solid solute atom steel strain rate strengthening stress levels stress-strain structure superplastic surface takes place temperature tensile strength tensile stress tion toughening transition viscoelastic viscosity volume fraction yield strength