Fatigue of Engineering Plastics |
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Page 88
... effect of load waveform on fatigue behavior has been examined for several polymers with the square wave load profile providing a strongly beneficial effect , no effect , or a decidedly deleterious effect on polymer fatigue response ...
... effect of load waveform on fatigue behavior has been examined for several polymers with the square wave load profile providing a strongly beneficial effect , no effect , or a decidedly deleterious effect on polymer fatigue response ...
Page 125
... effect of DOP on K , is complex ; at a level of 6 % , DOP appears to embrittle the polymer [ 127 ] . This behavior resembles the so - called “ anti- plasticizer " effect , in which small concentrations of plasticizer appear to inhibit ...
... effect of DOP on K , is complex ; at a level of 6 % , DOP appears to embrittle the polymer [ 127 ] . This behavior resembles the so - called “ anti- plasticizer " effect , in which small concentrations of plasticizer appear to inhibit ...
Page 262
... effect of frequency per se on material behavior . Quite different behavior was noted in two other cases . With a standard nitrile - phenolic film - type adhesive ( Fig . 5.53 ) , no significant effect of fre- quency was observed when ...
... effect of frequency per se on material behavior . Quite different behavior was noted in two other cases . With a standard nitrile - phenolic film - type adhesive ( Fig . 5.53 ) , no significant effect of fre- quency was observed when ...
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 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