Fatigue of Engineering Plastics |
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Page 2
... failure N. Strain may also be plotted instead of stress . low stress ( the " endurance limit " ) below which failure does not occur on any realistic time scale . It should also be noted that failure may be defined not only in terms of ...
... failure N. Strain may also be plotted instead of stress . low stress ( the " endurance limit " ) below which failure does not occur on any realistic time scale . It should also be noted that failure may be defined not only in terms of ...
Page 8
... failure ( on a logarithmic scale ) . For obvious reasons curves of this type have long been used by the design engineer , who after all may not care to know the mechanism by which failure occurs . If the anticipated stress range ( and ...
... failure ( on a logarithmic scale ) . For obvious reasons curves of this type have long been used by the design engineer , who after all may not care to know the mechanism by which failure occurs . If the anticipated stress range ( and ...
Page 268
... Failure Modes for a Ply in a Continuous - Fiber Composite " Longitudinal tensile ( Fig . 1 ) ( a ) Brittle Failure response ( b ) Brittle with filament pullout ( c ) Staggered failure brittle with filament pullout and ( 1 ) ...
... Failure Modes for a Ply in a Continuous - Fiber Composite " Longitudinal tensile ( Fig . 1 ) ( a ) Brittle Failure response ( b ) Brittle with filament pullout ( c ) Staggered failure brittle with filament pullout and ( 1 ) ...
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