Fatigue of Engineering Plastics |
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Page 80
... CRACK PROPAGATION ( FCP ) As was mentioned in Section 3.1 , the kinetics of the fatigue crack propaga- tion ( FCP ) process can be examined by simply measuring the change in crack length of a precracked sample as a function of the total ...
... CRACK PROPAGATION ( FCP ) As was mentioned in Section 3.1 , the kinetics of the fatigue crack propaga- tion ( FCP ) process can be examined by simply measuring the change in crack length of a precracked sample as a function of the total ...
Page 81
... crack length by graphical procedures or by computation . For most specimen configurations , the crack growth rate increases with increasing crack length , thereby shortening component life at an alarming rate . From this , it is ...
... crack length by graphical procedures or by computation . For most specimen configurations , the crack growth rate increases with increasing crack length , thereby shortening component life at an alarming rate . From this , it is ...
Page 140
... crack length where unstable cracking occurs . Table 3.7 reveals the critical crack lengths for several polymeric solids along with the number of fatigue cycles ( Aσ = 3 MPa ) necessary to grow the crack in each plate from 2.5 cm to the ...
... crack length where unstable cracking occurs . Table 3.7 reveals the critical crack lengths for several polymeric solids along with the number of fatigue cycles ( Aσ = 3 MPa ) necessary to grow the crack in each plate from 2.5 cm to the ...
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