Fatigue of Engineering Plastics |
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Page 155
... striation + Bf ' ( K ) void mechanism coalescence + Cƒ " ( K ) cleavage + Dƒ " ( K ) corrosion component + ( 4.4 ) Consequently , one finds AK regimes wherein striations are either larger or smaller than the average value of the ...
... striation + Bf ' ( K ) void mechanism coalescence + Cƒ " ( K ) cleavage + Dƒ " ( K ) corrosion component + ( 4.4 ) Consequently , one finds AK regimes wherein striations are either larger or smaller than the average value of the ...
Page 158
... striation width and the associated macroscopic growth rate in nylon 66 , similar to that shown in Figs . 4.7 and 4.8 , while White and Teh matched striation widths with macroscopic growth rates in LDPE . At lower AK levels in these ...
... striation width and the associated macroscopic growth rate in nylon 66 , similar to that shown in Figs . 4.7 and 4.8 , while White and Teh matched striation widths with macroscopic growth rates in LDPE . At lower AK levels in these ...
Page 162
... striations tend to form in small packets as previously noted . Attention is now given to additional quantitative characteristics of the discontinuous growth bands . In a manner distinct from fatigue striation width - stress intensity ...
... striations tend to form in small packets as previously noted . Attention is now given to additional quantitative characteristics of the discontinuous growth bands . In a manner distinct from fatigue striation width - stress intensity ...
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