Fatigue of Engineering Plastics |
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Page 40
... loading cycles endured prior to final specimen separation . By sharp contrast , some materials may become overheated as a result of the accumulation of hysteretic energy generated during each loading cycle . Since this energy is ...
... loading cycles endured prior to final specimen separation . By sharp contrast , some materials may become overheated as a result of the accumulation of hysteretic energy generated during each loading cycle . Since this energy is ...
Page 161
... load excursion . Instead , these bands reflected discrete crack advance increments that occurred after several hundred loading cycles of total crack arrest ( Fig . 4.12 ) . For the case of commercial PVC , discontinuous crack growth ...
... load excursion . Instead , these bands reflected discrete crack advance increments that occurred after several hundred loading cycles of total crack arrest ( Fig . 4.12 ) . For the case of commercial PVC , discontinuous crack growth ...
Page 170
... loading cycles to break down . From Fig . 4.19 the cyclic stability N * is seen to vary with some inverse power of AK . Since the band size varies with K2 and the crack growth rate with K " , the cyclic life of the DG bands is found to ...
... loading cycles to break down . From Fig . 4.19 the cyclic stability N * is seen to vary with some inverse power of AK . Since the band size varies with K2 and the crack growth rate with K " , the cyclic life of the DG bands is found to ...
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