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 258
... values of √2ysE / π ( Eq . 8-6 ) . From experimentally determined surface tension values Ys for glass fibers between 745 ° C and 1110 ° C , a room - temperature value was obtained by extrapolation ( risky busi- ness , but reasonable ...
... values of √2ysE / π ( Eq . 8-6 ) . From experimentally determined surface tension values Ys for glass fibers between 745 ° C and 1110 ° C , a room - temperature value was obtained by extrapolation ( risky busi- ness , but reasonable ...
Page 289
... value with increasing initial crack length . A considerably larger potential change in K values is evident when samples of different planar dimensions are used . Since G and K depend on specimen configuration , the shape of the S curve ...
... value with increasing initial crack length . A considerably larger potential change in K values is evident when samples of different planar dimensions are used . Since G and K depend on specimen configuration , the shape of the S curve ...
Page 290
... value is then used to determine a respective Keff value from the calibration curve ( Fig . 8.20c ) . Finally , the G or K2 / E curve is constructed from these Keff and associated aeff values ( Fig . 8.20d ) . Once the R curve for a ...
... value is then used to determine a respective Keff value from the calibration curve ( Fig . 8.20c ) . Finally , the G or K2 / E curve is constructed from these Keff and associated aeff values ( Fig . 8.20d ) . Once the R curve for a ...
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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