Fatigue of Engineering Plastics |
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Page xv
... elastic modulus Ed = dynamic elastic modulus = surface energy G G = dU / da = strain energy release rate σ I ( t ) avg J " = loss compliance K = K = = cyclic stability of DGB frequency probability endothermal peak O min / max plastic ...
... elastic modulus Ed = dynamic elastic modulus = surface energy G G = dU / da = strain energy release rate σ I ( t ) avg J " = loss compliance K = K = = cyclic stability of DGB frequency probability endothermal peak O min / max plastic ...
Page 87
... elastic modulus during fatigue cycling between 0.1 and 100 Hz [ 41 ] . Measured values of E for several materials did not change to any significant degree ( Table 3.3 ) . Note for the case of PVC , PS , and PPO / HIPS that the measured ...
... elastic modulus during fatigue cycling between 0.1 and 100 Hz [ 41 ] . Measured values of E for several materials did not change to any significant degree ( Table 3.3 ) . Note for the case of PVC , PS , and PPO / HIPS that the measured ...
Page 124
... moduli derived from dynamic mechanical tests . As part of this investigation , Kim et al . [ 147 , 148 ] also found ... elastic modulus , and T decrease . Since certain properties improve while others suffer when plasti- cizers are used ...
... moduli derived from dynamic mechanical tests . As part of this investigation , Kim et al . [ 147 , 148 ] also found ... elastic modulus , and T decrease . Since certain properties improve while others suffer when plasti- cizers are used ...
Contents
Fatigue Crack Propagation | 74 |
Fatigue Fracture Micromechanisms in Engineering Plastics | 146 |
Composite Systems | 184 |
Copyright | |
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adhesive ASTM ASTM STP Bucknall carbon cfrp component composites constant crack growth rate crack length crack tip craze crystalline cyclic loading da/dN decrease deformation discontinuous growth bands discussed ductile dynamic mechanical effect elastic elastic modulus energy epoxy fatigue behavior fatigue crack growth fatigue crack propagation fatigue failure fatigue fracture fatigue tests FCP behavior FCP rates fibers flaw fracture mechanics fracture surface fracture toughness frequency sensitivity hysteresis hysteretic heating increase J. A. Manson Kambour Kmax laminates loading cycles M. D. Skibo material matrix mean stress mm/cycle modulus molecular weight notched nylon 66 plastic zone PMMA polyacetal polycarbonate polymeric solids polystyrene properties PVDF R. W. Hertzberg Rabinowitz rubber S-N curve samples Section shear shown in Fig specimen spherulite static strain stress intensity factor stress level striations studies temperature rise tensile test frequency thermal failure tion toughening unnotched values viscoelastic yield strength