Fatigue of Engineering Plastics |
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Page 14
... Direction Orientation Direction ( Tension ) Shear Band ( a ) ( b ) Fig . 1.6 ( a ) Schematic representation of simple shear deformation to large strains . ( b ) Rela- tionship between compression ( or tension ) directions , direction of ...
... Direction Orientation Direction ( Tension ) Shear Band ( a ) ( b ) Fig . 1.6 ( a ) Schematic representation of simple shear deformation to large strains . ( b ) Rela- tionship between compression ( or tension ) directions , direction of ...
Page 158
... direction ( see arrows in Fig . 4.6 ) . An understanding of fatigue fracture surface micromorphology in crys- talline polymers has received limited attention to date . It is known that crack advance occurs faster in certain spherulites ...
... direction ( see arrows in Fig . 4.6 ) . An understanding of fatigue fracture surface micromorphology in crys- talline polymers has received limited attention to date . It is known that crack advance occurs faster in certain spherulites ...
Page 195
... direction ( i.e. , in the x direction ) , bands of whitened nodules may be seen around the rubber particles ; the bands also overlap in some cases . This appearance may be interpreted in terms of equatorial crazing in the matrix about ...
... direction ( i.e. , in the x direction ) , bands of whitened nodules may be seen around the rubber particles ; the bands also overlap in some cases . This appearance may be interpreted in terms of equatorial crazing in the matrix about ...
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