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 265
... stress field parameter K , defined as the stress intensity factor . In essence , K serves as a scale factor to define the magnitude of the crack tip stress field . From Westergaard's paper we see that K = f ( o , a ) ( 8-21 ) where the ...
... stress field parameter K , defined as the stress intensity factor . In essence , K serves as a scale factor to define the magnitude of the crack tip stress field . From Westergaard's paper we see that K = f ( o , a ) ( 8-21 ) where the ...
Page 269
... stress intensity factor K and the stress concentration factor K , introduced in Chapter Seven . Although K , accounts for the geometrical variables , crack length and crack tip radius , the stress intensity factor K incorporates both ...
... stress intensity factor K and the stress concentration factor K , introduced in Chapter Seven . Although K , accounts for the geometrical variables , crack length and crack tip radius , the stress intensity factor K incorporates both ...
Page 468
... stress in the component . Paris postulated that the stress intensity factor - itself a function of stress and crack length - was the overall controlling factor in the FCP process . This postulate appears reasonable , since one might ...
... stress in the component . Paris postulated that the stress intensity factor - itself a function of stress and crack length - was the overall controlling factor in the FCP process . This postulate appears reasonable , since one might ...
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alloy aluminum alloy American Society applied stress associated ASTM STP atoms behavior brittle Burgers vector Chapter Charpy component crack growth rate crack length crack tip craze crystal crystalline cycles decreasing depends ductility effect elastic embrittlement engineering environment assisted cracking example failure FIGURE flaw fracture mechanics fracture surface fracture toughness given grain boundary hydrogen initial KIEAC lattice load Materials from copyright metallurgical microstructure modulus MPa Vm notch occur orientation parameter plane strain plane stress plastic deformation plastic zone plate polymer properties R. W. Hertzberg region relationship relative Reprinted with permission response result sample screw dislocation Section sensitivity shear stress shown in Fig slip plane slip systems specimen stacking fault energy strain hardening strain rate stress concentration stress intensity factor stress level stress-strain curve striation Table tensile test temperature Testing and Materials texture thickness Trans transition temperature twin values yield strength