Mechanical Behavior of Materials |
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Page 23
... shown in Fig . 1.13b . Here the principal stresses , σ , and σ2 , are laid out on the tensile stress axis . Their difference defines the diameter of the Mohr's circle . The shear stress acting on a plane oriented at the angle 0 with ...
... shown in Fig . 1.13b . Here the principal stresses , σ , and σ2 , are laid out on the tensile stress axis . Their difference defines the diameter of the Mohr's circle . The shear stress acting on a plane oriented at the angle 0 with ...
Page 127
... shown in Fig . 3.39 . Within the crystal ( Fig . 3.39a ) the dislocation line segments AB and CD are considered immobile in the presence of the shear stress that acts to extend the segment BC on its slip plane . ( The immobility of AB ...
... shown in Fig . 3.39 . Within the crystal ( Fig . 3.39a ) the dislocation line segments AB and CD are considered immobile in the presence of the shear stress that acts to extend the segment BC on its slip plane . ( The immobility of AB ...
Page 576
... Figure 12.7 ( a ) A rotating - beam fatigue test . A constant load ( P ) results in a constant moment along the sample gage section . Sample rotation results in a stress - time variation on the sample surface like that shown in Fig ...
... Figure 12.7 ( a ) A rotating - beam fatigue test . A constant load ( P ) results in a constant moment along the sample gage section . Sample rotation results in a stress - time variation on the sample surface like that shown in Fig ...
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/mē 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