Mechanical Behavior of Materials |
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Page 22
... stress and the ordinate repre- sents a shear stress . The diagram is laid out so that the stress σ , ( the only principal stress in the case of a tensile test ) is marked on the tensile stress axis . A circle of diameter having ...
... stress and the ordinate repre- sents a shear stress . The diagram is laid out so that the stress σ , ( the only principal stress in the case of a tensile test ) is marked on the tensile stress axis . A circle of diameter having ...
Page 23
... stresses , σ , and σ2 , are laid out on the tensile stress axis . Their difference defines the diameter of the Mohr's circle . The shear stress acting on a plane oriented at the angle 0 with respect to the σ , axis is equal to the ...
... stresses , σ , and σ2 , are laid out on the tensile stress axis . Their difference defines the diameter of the Mohr's circle . The shear stress acting on a plane oriented at the angle 0 with respect to the σ , axis is equal to the ...
Page 276
... shear stress - shear strain rate behavior of the matrix is described by an equation analogous to Eq . ( 1.14 ) , i.e. , τ = K , ( ỷ ) ” . Thus , the shear stress at the fiber - matrix interface is T = K ( BĖ ) m ( 4 ) m ( 6.49 ) The ...
... shear stress - shear strain rate behavior of the matrix is described by an equation analogous to Eq . ( 1.14 ) , i.e. , τ = K , ( ỷ ) ” . Thus , the shear stress at the fiber - matrix interface is T = K ( BĖ ) m ( 4 ) m ( 6.49 ) 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 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