Fatigue of Engineering Plastics |
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Page 50
... Unnotched composites are discussed in Section 5.4 . Using a heat dissipation argument , Opp et al . [ 23 ] concluded that the presence of a stress concentration may increase fatigue life . Their position was based upon the notion that ...
... Unnotched composites are discussed in Section 5.4 . Using a heat dissipation argument , Opp et al . [ 23 ] concluded that the presence of a stress concentration may increase fatigue life . Their position was based upon the notion that ...
Page 52
... unnotched sample experiencing large stress ( or strain ) excursions across the entire gauge section , thermal failure will occur . Con- versely , hysteretic heating restricted to a crack tip should not produce a thermal failure . 2.4 ...
... unnotched sample experiencing large stress ( or strain ) excursions across the entire gauge section , thermal failure will occur . Con- versely , hysteretic heating restricted to a crack tip should not produce a thermal failure . 2.4 ...
Page 252
... unnotched systems , considerable attention has been given to the use of notched laminates . McLaughlin et al . [ 168 ] developed a model to treat axial loads as well as colinear crack propagation for notched laminates . Another model ...
... unnotched systems , considerable attention has been given to the use of notched laminates . McLaughlin et al . [ 168 ] developed a model to treat axial loads as well as colinear crack propagation for notched laminates . Another model ...
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