Fatigue of Engineering Plastics |
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Page 20
Richard W. Hertzberg, John A. Manson. plastic deformation must be involved [ 94 ] . Since then , a great deal of work on glassy polymers , especially by Kambour [ 75 , 97 ] , Hull et al . [ 98–100 ] and Kramer [ 69 , 76 ] , has been ...
Richard W. Hertzberg, John A. Manson. plastic deformation must be involved [ 94 ] . Since then , a great deal of work on glassy polymers , especially by Kambour [ 75 , 97 ] , Hull et al . [ 98–100 ] and Kramer [ 69 , 76 ] , has been ...
Page 35
... plastic * strains are generated . That fatigue fractures do occur when ... plastic range . Since preexistent defects are sometimes encountered , it is often ... deformation , " then we refer to deformation that is irrecoverable and ...
... plastic * strains are generated . That fatigue fractures do occur when ... plastic range . Since preexistent defects are sometimes encountered , it is often ... deformation , " then we refer to deformation that is irrecoverable and ...
Page 124
... plastic deformation at the crack tip is associ- ated with stable fatigue crack propagation , those materials that offer the greatest energy dissipation during deformation ( e.g. , high M. resins ) should exhibit the most fatigue ...
... plastic deformation at the crack tip is associ- ated with stable fatigue crack propagation , those materials that offer the greatest energy dissipation during deformation ( e.g. , high M. resins ) should exhibit the most fatigue ...
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