## Fatigue of engineering plastics |

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Page 111

Andrews proposed that the fracture energy parameter T could be

C/[C -/(/?)]}, (3.18) where T is the total energy expended by the solid to cause unit

area of crack growth, T0 the energy expended in a perfectly elastic solid, C a ...

Andrews proposed that the fracture energy parameter T could be

**given**by T = T0{C/[C -/(/?)]}, (3.18) where T is the total energy expended by the solid to cause unit

area of crack growth, T0 the energy expended in a perfectly elastic solid, C a ...

Page 115

Note that the form of Eq. (3.19) is essentially the same as that

Proceeding further, the extent to which this damage zone stretches open is

maximized at the crack tip and

maximum ...

Note that the form of Eq. (3.19) is essentially the same as that

**given**in Eq. (3.5).Proceeding further, the extent to which this damage zone stretches open is

maximized at the crack tip and

**given**by 5 = K2/aysE, (3.20) where 5 is themaximum ...

Page 224

5.29 Fatigue endurance of carbon- and glass-reinforced ethylene-

tetrafluoroethylene copolymer (percentage fiber

permission from J. Theberge, B. Arkles, and R. Robinson, Ind. Eng. Chem., Prod.

Res. Dev.

5.29 Fatigue endurance of carbon- and glass-reinforced ethylene-

tetrafluoroethylene copolymer (percentage fiber

**given**by weight). [Reprinted withpermission from J. Theberge, B. Arkles, and R. Robinson, Ind. Eng. Chem., Prod.

Res. Dev.

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### 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 amplitude ASTM ASTM STP Beardmore Bucknall carbon cfrp component Composite Materials composites constant crack growth rates crack length crack tip craze crystalline cyclic loading da/dN decrease deformation discontinuous growth bands discussed ductile 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 laminates loading cycles M. D. Skibo material matrix mean stress 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 shown in Fig specimen spherulite static stress intensity factor stress level striation studies temperature rise tensile test frequency thermal failure tion toughening unnotched values viscoelastic yield strength