Fatigue of Engineering Plastics |
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Page 43
... temperature rise per unit time as noted in Eq . ( 2.5 ) . △ † = ñƒJ ” ( ƒ , T ) o2 / pcp , ( 2.5 ) where A is the temperature change / unit time , p the density , and c , the specific heat . Note the strong similarity between Eqs ...
... temperature rise per unit time as noted in Eq . ( 2.5 ) . △ † = ñƒJ ” ( ƒ , T ) o2 / pcp , ( 2.5 ) where A is the temperature change / unit time , p the density , and c , the specific heat . Note the strong similarity between Eqs ...
Page 91
... temperature ) is approximately equal to the relaxa- tion time of the B - process at the same temperature . On the basis of the correlation shown in Fig . 3.8 , one would expect the room temperature frequency sensitivity factor of PC ...
... temperature ) is approximately equal to the relaxa- tion time of the B - process at the same temperature . On the basis of the correlation shown in Fig . 3.8 , one would expect the room temperature frequency sensitivity factor of PC ...
Page 99
... temperature . Mai and Williams [ 84 ] reported a 20 - fold decrease in FCP rate at 0.15 Hz when the test temperature was reduced from 60 to 60 ° C ( Fig . 3.13 ) . Ic - The FCP test temperature dependence of polycarbonate and ...
... temperature . Mai and Williams [ 84 ] reported a 20 - fold decrease in FCP rate at 0.15 Hz when the test temperature was reduced from 60 to 60 ° C ( Fig . 3.13 ) . Ic - The FCP test temperature dependence of polycarbonate and ...
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 flaw 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