Mechanical Behavior of Materials |
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Page 166
... Figure 4.21 PG = 2- 81 lbt = ( rb ) −1 = strain gradient b ( 4.7 ) Note that if there were no strain gradient , no geometrical dislocations would be present . Moreover , we emphasize that the geometrical dislocations present are in ...
... Figure 4.21 PG = 2- 81 lbt = ( rb ) −1 = strain gradient b ( 4.7 ) Note that if there were no strain gradient , no geometrical dislocations would be present . Moreover , we emphasize that the geometrical dislocations present are in ...
Page 211
... Figure 5.28 amplifies the point just made . This figure shows the tensile stress- strain curves ( Fig . 5.28a ) of fine Cu wires ; these can be compared to the torque- twist curves of the same wires tested in torsion ( Fig . 5.28b ) ...
... Figure 5.28 amplifies the point just made . This figure shows the tensile stress- strain curves ( Fig . 5.28a ) of fine Cu wires ; these can be compared to the torque- twist curves of the same wires tested in torsion ( Fig . 5.28b ) ...
Page 507
... Figure 10.37 ( b ) ( c ) ( d ) Stages of ductile tensile fracture . ( a ) Voids , often associated with inclusions ... Figure 10.38 is an electron micrograph of a ductile fracture surface . It has a CHAPTER 10 Toughening Mechanisms and ...
... Figure 10.37 ( b ) ( c ) ( d ) Stages of ductile tensile fracture . ( a ) Voids , often associated with inclusions ... Figure 10.38 is an electron micrograph of a ductile fracture surface . It has a CHAPTER 10 Toughening Mechanisms and ...
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 bonding brittle Burgers vector ceramics Chap CHAPTER Coble creep composite compression crack growth crack propagation crack tip craze creep fracture creep rate Crystalline Materials cubic curve cyclical decreases discussed dislocation density dislocation line dislocation motion displacement ductile ductile fracture edge dislocation embrittlement energy equation example fatigue fiber Figure flow stress Fracture Mechanics fracture toughness glass grain boundaries hardening high-temperature increases initial length linear elastic loading low temperatures martensite material's matrix microscopic MN/m² modulus nucleation obstacles particle phase plastic deformation plastic flow plastic strain polycrystalline polycrystals polymers precipitation Prob ratio region result Schematic screw dislocation SECTION shear stress shown in Fig single crystal slip direction slip plane slip systems solids solute atom steel strain rate strengthening stress levels stress-strain structure superplastic surface takes place TCRSS tensile axis tensile strength tensile stress tion toughening transition viscoelastic volume fraction work-hardening yield strength