Fatigue of Engineering Plastics |
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Page 76
... considered this problem almost 60 yr ago for the case of an ideally brittle solid . His analysis was based on a thermodynamic energy rate model involving the incremental advance of a crack △ a driven by the strain energy release rate ...
... considered this problem almost 60 yr ago for the case of an ideally brittle solid . His analysis was based on a thermodynamic energy rate model involving the incremental advance of a crack △ a driven by the strain energy release rate ...
Page 78
... considered to be present when the plastic zone size [ computed from Eq . ( 3.6 ) ] is equal to or less than 2 % of both the component thickness and crack length [ 13 ] . An important feature of Eq . ( 3.4 ) is the fact that the stress ...
... considered to be present when the plastic zone size [ computed from Eq . ( 3.6 ) ] is equal to or less than 2 % of both the component thickness and crack length [ 13 ] . An important feature of Eq . ( 3.4 ) is the fact that the stress ...
Page 258
... considered previously : substrate , matrix , and inter- facial region ( the latter playing an increasing role , the ... considered . However , although polymeric coating / substrate systems could also be considered as constituting a ...
... considered previously : substrate , matrix , and inter- facial region ( the latter playing an increasing role , the ... considered . However , although polymeric coating / substrate systems could also be considered as constituting a ...
Contents
Fatigue Crack Propagation | 74 |
Fatigue Fracture Micromechanisms in Engineering Plastics | 146 |
Composite Systems | 184 |
Copyright | |
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adhesive 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