Mechanical Behavior of Materials |
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Page 385
... craze micromorphology is illustrated in Fig . 8.23 . The craze contains fibrils ( the dark re- gions of Fig . 8.23 ) of highly oriented molecules separated by porous regions . While the fibrils are quite strong , the overall strength of a ...
... craze micromorphology is illustrated in Fig . 8.23 . The craze contains fibrils ( the dark re- gions of Fig . 8.23 ) of highly oriented molecules separated by porous regions . While the fibrils are quite strong , the overall strength of a ...
Page 389
... craze - shear yield transition is also affected by application of a third normal stress ( σ3 ) . While both the shear- and craze - yielding criteria are affected by such a stress , the crazing criterion is more so . Thus when σ3 is ...
... craze - shear yield transition is also affected by application of a third normal stress ( σ3 ) . While both the shear- and craze - yielding criteria are affected by such a stress , the crazing criterion is more so . Thus when σ3 is ...
Page 610
... craze is illustrated in Fig . 12.34b . Cracking is presumed to mainly occur along the craze - matrix interface and along fibril boundaries in the craze . Fracture of the craze midrib only happens near the end of the DCG event . The ...
... craze is illustrated in Fig . 12.34b . Cracking is presumed to mainly occur along the craze - matrix interface and along fibril boundaries in the craze . Fracture of the craze midrib only happens near the end of the DCG event . The ...
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