Fatigue of Engineering Plastics |
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Page 16
... strain hardening ; ( S ) set , permanent deformation , incipient failure ; ( R ) rupture ; ( T ) tearing ; ( V ) plastic flow ; ( ER ) partial elastic recovery , elasticoviscous , or plasticoelastic ; ( VI ) strain hardening and rupture ...
... strain hardening ; ( S ) set , permanent deformation , incipient failure ; ( R ) rupture ; ( T ) tearing ; ( V ) plastic flow ; ( ER ) partial elastic recovery , elasticoviscous , or plasticoelastic ; ( VI ) strain hardening and rupture ...
Page 18
... Strain ( a ) Microfibr ar structures Fracture Strain hardening Yield - strain hardening transition Radial fibril Lamella AAAA Undeformed Homogeneous deformation Fiberlike deformation Spherulite deformation mechanisms Small - angle x ...
... Strain ( a ) Microfibr ar structures Fracture Strain hardening Yield - strain hardening transition Radial fibril Lamella AAAA Undeformed Homogeneous deformation Fiberlike deformation Spherulite deformation mechanisms Small - angle x ...
Page 55
... strain hardening and soft- ening , respectively . For metals , as a general rule , initially hard materials will cyclically soften while soft materials will cyclically harden [ 32 ] . Though the extant literature regarding cyclic strain ...
... strain hardening and soft- ening , respectively . For metals , as a general rule , initially hard materials will cyclically soften while soft materials will cyclically harden [ 32 ] . Though the extant literature regarding cyclic strain ...
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