Fatigue of Engineering Plastics |
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Page 161
... observations , a second type of fatigue arrest lines was identified initially in PVC [ 32 , 33 ] and PC [ 34 ] but they ... observed on the smooth , mirrorlike PVC fracture surfaces . On the other hand , both striations and discontinuous ...
... observations , a second type of fatigue arrest lines was identified initially in PVC [ 32 , 33 ] and PC [ 34 ] but they ... observed on the smooth , mirrorlike PVC fracture surfaces . On the other hand , both striations and discontinuous ...
Page 198
... observed . With repeated stress - strain cycling , they obtained curves re- sembling those shown in Fig . 5.9 . As might be expected , crazing ( and amplitude - dependent damping associated with crazing ) was observed at a tensile ...
... observed . With repeated stress - strain cycling , they obtained curves re- sembling those shown in Fig . 5.9 . As might be expected , crazing ( and amplitude - dependent damping associated with crazing ) was observed at a tensile ...
Page 262
... observed when the frequency was changed by a factor of 300 . With a modified epoxy adhesive , no effect of frequency was observed on increasing the frequency from 0.25 to 3 Hz ; however , at 5 Hz , da / dN tended to be lower than at 3 ...
... observed when the frequency was changed by a factor of 300 . With a modified epoxy adhesive , no effect of frequency was observed on increasing the frequency from 0.25 to 3 Hz ; however , at 5 Hz , da / dN tended to be lower than at 3 ...
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