Mechanical Behavior of Materials |
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Page 534
... nucleation , growth , and coalescence - that low - temperature fracture does . We initiate our dis- cussion of these processes with an overview ; the individual processes are later dis- cussed at greater length . Just as it is at low ...
... nucleation , growth , and coalescence - that low - temperature fracture does . We initiate our dis- cussion of these processes with an overview ; the individual processes are later dis- cussed at greater length . Just as it is at low ...
Page 535
... nucleation problem . As a result , nucleation , which is discussed in the section following , cannot be treated with the same rigor as can void growth . B. Void Nucleation A number of mechanisms has been proposed for creep void / crack ...
... nucleation problem . As a result , nucleation , which is discussed in the section following , cannot be treated with the same rigor as can void growth . B. Void Nucleation A number of mechanisms has been proposed for creep void / crack ...
Page 538
... nucleate at some nucleation time ( or , equivalently , some creep nucleation strain ) , and that the nucleation event produces some initial area fraction of voids o ( MN / m2 ) Boundary Inclusion Void ( a ) Void Boundary Inclusion ( b ) ...
... nucleate at some nucleation time ( or , equivalently , some creep nucleation strain ) , and that the nucleation event produces some initial area fraction of voids o ( MN / m2 ) Boundary Inclusion Void ( a ) Void Boundary Inclusion ( b ) ...
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