Mechanical Behavior of Materials |
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Page 7
... plastic deformation is uniform along the sample length . For strains greater than this , stress decreases ; the phenomenon is associated with nonuniform material deformation ( necking ) . Fracture , denoted by X , takes place at the ...
... plastic deformation is uniform along the sample length . For strains greater than this , stress decreases ; the phenomenon is associated with nonuniform material deformation ( necking ) . Fracture , denoted by X , takes place at the ...
Page 416
... plastic yielding in its vicinity . The extent of this yielding depends on the relative values of the yield and the theoretical fracture strengths . Further , the degree of crack - tip plastic deformation can be strongly dependent on ...
... plastic yielding in its vicinity . The extent of this yielding depends on the relative values of the yield and the theoretical fracture strengths . Further , the degree of crack - tip plastic deformation can be strongly dependent on ...
Page 513
... plastic deformation work ( if the phase is ductile ) . Bridging also plays an important role in toughening of ceramic - ceramic composites and brittle fiber reinforced plastics . The toughnesses of these composites considerably exceed ...
... plastic deformation work ( if the phase is ductile ) . Bridging also plays an important role in toughening of ceramic - ceramic composites and brittle fiber reinforced plastics . The toughnesses of these composites considerably exceed ...
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 depends discussed dislocation density dislocation line dislocation motion displacement ductile ductile fracture edge dislocation embrittlement energy equation example fatigue fcc metals fiber Figure flow stress Fracture Mechanics fracture toughness glass grain boundaries hardening high-temperature increases initial length linear elastic loading low-temperature macroscopic martensite material's matrix 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 steel strain rate strengthening stress-strain structure superplastic surface takes place TCRSS temperature tensile axis tensile strength tensile stress tion toughening transition viscoelastic volume fraction work-hardening yield strength