Mechanical Behavior of Materials |
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Page 269
Thomas H. Courtney. A. Dislocation Glide at Low Temperature Even at low temperatures , thermal activation plays a role affecting lattice resistance to dislocation glide . This was illustrated in Sec . 5.4 , in which the temperature ...
Thomas H. Courtney. A. Dislocation Glide at Low Temperature Even at low temperatures , thermal activation plays a role affecting lattice resistance to dislocation glide . This was illustrated in Sec . 5.4 , in which the temperature ...
Page 278
... glide- climb process is determined by the lesser of the glide / climb rates . In some cases glide controls creep rate . For example , dislocation glide creep ( cf. Sec . 7.3A ) is controlled solely by glide , as no atomic mass transport ...
... glide- climb process is determined by the lesser of the glide / climb rates . In some cases glide controls creep rate . For example , dislocation glide creep ( cf. Sec . 7.3A ) is controlled solely by glide , as no atomic mass transport ...
Page 288
... Dislocation glide 102 ~ Dislocation creep 0 0 10-4 0 Homologous temperature , T / Tm 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 Homologous temperature , T / Tm Normalized tensile stress , σ / G T T 10-1 104 10-2 Dislocation glide 103 10 ...
... Dislocation glide 102 ~ Dislocation creep 0 0 10-4 0 Homologous temperature , T / Tm 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 Homologous temperature , T / Tm Normalized tensile stress , σ / G T T 10-1 104 10-2 Dislocation glide 103 10 ...
Contents
Elastic Behavior | 46 |
Plastic Deformation in Single and Polycrystalline | 137 |
Strengthening of Crystalline Materials | 162 |
Copyright | |
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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