Deformation and Fracture Mechanics of Engineering MaterialsUpdated to reflect recent developments in our understanding of deformation and fracture processes in structural materials. This completely revised reference includes new sections on isostress analysis, modulus of rupture, creep fracture micromechanicsms, and many more. |
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Page 10
... direction ( say the Y direction ) will cause not only a strain in the Y direction but in the X and Z directions as well . Hence Eyy = Tyy E ( 1-8a ) Exx = Ezz - = να yy E where σyy = stress acting normal to Y plane and in Y direction ...
... direction ( say the Y direction ) will cause not only a strain in the Y direction but in the X and Z directions as well . Hence Eyy = Tyy E ( 1-8a ) Exx = Ezz - = να yy E where σyy = stress acting normal to Y plane and in Y direction ...
Page 13
... direction may be given by Eq . 1-14 in terms of these three independent elastic constants and the direction cosines of the crystallographic direction under study : 1 = S11 - 2 [ ( $ 11 - $ 12 ) - 1/2844 ] ( l } l } + 1 } 13 + 1 } { 1 } ...
... direction may be given by Eq . 1-14 in terms of these three independent elastic constants and the direction cosines of the crystallographic direction under study : 1 = S11 - 2 [ ( $ 11 - $ 12 ) - 1/2844 ] ( l } l } + 1 } 13 + 1 } { 1 } ...
Page 89
... direction , which represents the shortest distance between two equilibrium atom postions and , hence , the lowest energy direction . 3.1.1 Crystallography of Slip As shown in Fig . 3.2 , the dominant slip systems ( combinations of slip ...
... direction , which represents the shortest distance between two equilibrium atom postions and , hence , the lowest energy direction . 3.1.1 Crystallography of Slip As shown in Fig . 3.2 , the dominant slip systems ( combinations of slip ...
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addition alloy aluminum alloy applied stress associated ASTM atoms behavior brittle ceramics Chapter Charpy component composite crack extension crack growth crack length crack tip craze creep rate crystal curve cyclic decrease depends determined dislocation ductility elastic embrittlement engineering example factor failure fiber FIGURE flaw fracture mechanics fracture surface fracture toughness given grain boundaries hardening hydrogen increasing initial KIEAC lattice load maraging steels martensite material material's matrix Metals Park microstructure microvoid modulus notch Note occur oriented parameter particles phase plane plane-strain plastic deformation plastic zone plate polymer polymeric region relative Reprinted with permission result rupture sample screw dislocation Section shear stress shown in Fig solid solution specimen stacking fault energy steel alloys strain rate stress concentration stress field stress intensity stress level stress-strain stress-strain curve superalloys tensile stress test temperature thermal thickness toughening Trans transition temperature twinning values yield strength