Fatigue of Engineering Plastics |
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Page 123
... epoxy resins in a manner anal- ogous to the molecular weight studies described in Section 3.8.2 . Fatigue crack growth rate data for an amine - cured bisphenol - A - type epoxy are shown in Fig . 3.31 as a function of the amine / epoxy ...
... epoxy resins in a manner anal- ogous to the molecular weight studies described in Section 3.8.2 . Fatigue crack growth rate data for an amine - cured bisphenol - A - type epoxy are shown in Fig . 3.31 as a function of the amine / epoxy ...
Page 124
... Epoxy Resins " Amine / epoxy ratio Mb Amine / epoxy ratio Mb 0.7 : 1 780 1.2 : 1 415 0.8 : 1 457 1.4 : 1 496 0.9 : 1 314 1.6 : 1 630 1.0 : 1 303 1.8 : 1 896 1.0 : 1 300 2.0 : 1 1381 1.1 : 1 328 a " See [ 147 , 148 ] . Values of M were ...
... Epoxy Resins " Amine / epoxy ratio Mb Amine / epoxy ratio Mb 0.7 : 1 780 1.2 : 1 415 0.8 : 1 457 1.4 : 1 496 0.9 : 1 314 1.6 : 1 630 1.0 : 1 303 1.8 : 1 896 1.0 : 1 300 2.0 : 1 1381 1.1 : 1 328 a " See [ 147 , 148 ] . Values of M were ...
Page 291
... epoxy FCP amine / epoxy ratio sensitivity , 123 , 124 AK curve , 131 fiber - reinforced , 233 , 241-243 , 249 , 255 , 257 Epoxy , S - N curve , FCP ( cont 291.
... epoxy FCP amine / epoxy ratio sensitivity , 123 , 124 AK curve , 131 fiber - reinforced , 233 , 241-243 , 249 , 255 , 257 Epoxy , S - N curve , FCP ( cont 291.
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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 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 semicrystalline 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