## Fatigue of Engineering Plastics |

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Page 25

At the same time , Knauss [ 123 ] has observed that the relationships of linear

viscoelasticity may , in

deformation . Indeed the applicability of the WLF time - temperature relationship

to ...

At the same time , Knauss [ 123 ] has observed that the relationships of linear

viscoelasticity may , in

**fact**, apply to a significant extent to cases of nonlineardeformation . Indeed the applicability of the WLF time - temperature relationship

to ...

Page 101

... is the

increase was several orders of magnitude higher than the actual fatigue crack

growth rate [ 87 ] . In

... is the

**fact**that the value of crack velocity used to compute the temperatureincrease was several orders of magnitude higher than the actual fatigue crack

growth rate [ 87 ] . In

**fact**, the use of a much smaller crack velocity would have ...Page 203

1 . 2 – 5 . 2 . 4 , inclusive ) , in addition to the latter ' s greater propensity for shear

response . It is true that this comparison suffers from the

weight of the matrix is unknown and unlikely to be the same in all three materials

.

1 . 2 – 5 . 2 . 4 , inclusive ) , in addition to the latter ' s greater propensity for shear

response . It is true that this comparison suffers from the

**fact**that the molecularweight of the matrix is unknown and unlikely to be the same in all three materials

.

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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

addition applied associated bands behavior changes component composites constant corresponding crack growth rate crack tip craze curve cycles cyclic da/dN damage decrease deformation depend discontinuous discussed effect energy engineering examined example exist expected experiments fact factor failure fatigue crack fatigue crack propagation FCP rates fibers fracture fracture surface frequency function given greater higher important increase initial involving J. A. Manson limits loading lower material matrix mean mechanical metals modulus molecular notched noted nylon 66 observed occur plastic PMMA polymeric polymers polystyrene possible properties R. W. Hertzberg range region relationship relative reported resistance respect response rise rubber samples sensitivity shear showed significant similar Skibo solids specimen static strain strength stress stress intensity striations structure studies temperature tensile thermal tion toughness values volume yield York zone