Fatigue of Engineering Plastics |
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Page 85
... sensitivity of fatigue crack propagation rate to test frequency . A sampling of such data is shown in Fig . 3.6 . Conflicting FCP results have been reported for nylon 66 by Arad et al . [ 42 , 43 ] and El - Hakeem [ 44 ] who reported ...
... sensitivity of fatigue crack propagation rate to test frequency . A sampling of such data is shown in Fig . 3.6 . Conflicting FCP results have been reported for nylon 66 by Arad et al . [ 42 , 43 ] and El - Hakeem [ 44 ] who reported ...
Page 91
... frequency ) and other characteristics of the B - transition . As discussed by Oberst [ 70 ] , Heijboer [ 71 , 72 ] , Boyer [ 73 ] , and Vincent [ 74 ] ... Sensitivity Factor 2 jump frequency comparable 3.4 . Effect of Test Frequency on FCP 91.
... frequency ) and other characteristics of the B - transition . As discussed by Oberst [ 70 ] , Heijboer [ 71 , 72 ] , Boyer [ 73 ] , and Vincent [ 74 ] ... Sensitivity Factor 2 jump frequency comparable 3.4 . Effect of Test Frequency on FCP 91.
Page 294
... sensitivity , 102-104 frequency sensitivity , 83-93 mean stress sensitivity , 107-109 molecular weight distribution sensitivity , 119-121 molecular weight sensitivity , 116–121 plasticization dependence , 93 temperature sensitivity , 96 ...
... sensitivity , 102-104 frequency sensitivity , 83-93 mean stress sensitivity , 107-109 molecular weight distribution sensitivity , 119-121 molecular weight sensitivity , 116–121 plasticization dependence , 93 temperature sensitivity , 96 ...
Contents
Fatigue Crack Propagation | 74 |
Fatigue Fracture Micromechanisms in Engineering Plastics | 146 |
Composite Systems | 184 |
Copyright | |
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Common terms and phrases
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