Fatigue of Engineering Plastics |
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Page 25
... relationships of linear viscoelasticity may , in fact , apply to a significant extent to cases of nonlinear deformation . Indeed the applicability of the WLF time - tempera- ture relationship to failure as well as to linear viscoelastic ...
... relationships of linear viscoelasticity may , in fact , apply to a significant extent to cases of nonlinear deformation . Indeed the applicability of the WLF time - tempera- ture relationship to failure as well as to linear viscoelastic ...
Page 53
... relationship between fatigue life and the initial stress range at the beginning of the test . In fact , it has been argued that stresses should not be calculated from deflection - controlled test conditions since the dynamic modulus ...
... relationship between fatigue life and the initial stress range at the beginning of the test . In fact , it has been argued that stresses should not be calculated from deflection - controlled test conditions since the dynamic modulus ...
Page 114
... relationship was found for all of the polymers examined thus far . Though differences are noted in the Paris growth rate exponent m [ Eq . 3.10 ) ] among the materials examined , such variations appear minor when compared with ...
... relationship was found for all of the polymers examined thus far . Though differences are noted in the Paris growth rate exponent m [ Eq . 3.10 ) ] among the materials examined , such variations appear minor when compared with ...
Contents
Fatigue Crack Propagation | 74 |
Fatigue Fracture Micromechanisms in Engineering Plastics | 146 |
Composite Systems | 184 |
Copyright | |
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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 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 ΔΚ