Fatigue of Engineering Plastics |
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Page 215
... fibers to unidirectional or cross - plied arrays of continuous fibers bonded together by a polymer . With short - fiber composites ( Section 5.3.1 ) , the reinforcement typically yields a material whose mechanical properties are ...
... fibers to unidirectional or cross - plied arrays of continuous fibers bonded together by a polymer . With short - fiber composites ( Section 5.3.1 ) , the reinforcement typically yields a material whose mechanical properties are ...
Page 218
... fiber orientation along the stress axis . Of course , chopped strands can be laid up to yield anistropic specimens as well and short fibers are often blended with long fibers and particulate fillers [ 95 ] . In fact , the combination of ...
... fiber orientation along the stress axis . Of course , chopped strands can be laid up to yield anistropic specimens as well and short fibers are often blended with long fibers and particulate fillers [ 95 ] . In fact , the combination of ...
Page 239
... fibers , especially in the case of carbon fibers . With the polyaramid system , fatigue damage occurred first in the form of debonding at fibers that lay perpendicular to the stress axis . De- bonding then continued , affecting fibers ...
... fibers , especially in the case of carbon fibers . With the polyaramid system , fatigue damage occurred first in the form of debonding at fibers that lay perpendicular to the stress axis . De- bonding then continued , affecting fibers ...
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