Mechanical Behavior of Materials |
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Page 14
... initial stage of plastic deformation . A small permanently deformed vol- ume first forms at the UYP and spreads along the gage length at the LYP stress until the sample is characterized by a uniform permanent strain ( the Lüders strain ) ...
... initial stage of plastic deformation . A small permanently deformed vol- ume first forms at the UYP and spreads along the gage length at the LYP stress until the sample is characterized by a uniform permanent strain ( the Lüders strain ) ...
Page 74
... initial strain is zero and the limiting strain - corresponding to the spring carrying all of the stress - is o / E1 . sp = b The governing differential equation for έ remains as in part ( a ) . Thus , only the initial conditions are ...
... initial strain is zero and the limiting strain - corresponding to the spring carrying all of the stress - is o / E1 . sp = b The governing differential equation for έ remains as in part ( a ) . Thus , only the initial conditions are ...
Page 550
... initial damage values . Then the uncertainty in the fracture time is that time needed for the damage to increase between its initial bracketed values . ) More serious , though , is that the initial void spacing must also be stipulated ...
... initial damage values . Then the uncertainty in the fracture time is that time needed for the damage to increase between its initial bracketed values . ) More serious , though , is that the initial void spacing must also be stipulated ...
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