Fatigue of Engineering Plastics |
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Page 170
... cycles per band decreases strongly with increasing stress intensity level . This most likely reflects the greater extent of specimen damage of each load cycle at higher AK levels . Note how the relative ranking of materials in terms of ...
... cycles per band decreases strongly with increasing stress intensity level . This most likely reflects the greater extent of specimen damage of each load cycle at higher AK levels . Note how the relative ranking of materials in terms of ...
Page 198
... cycles . At this point the tensile stress , but not Ь PEAK STRESS + σ 10 20 30 Tension 40 NUMBER OF CYCLES Compression 50 60 하 70 Fig . 5.10 Fatigue of ABS between fixed strain limits at room temperature showing decreases in peak ...
... cycles . At this point the tensile stress , but not Ь PEAK STRESS + σ 10 20 30 Tension 40 NUMBER OF CYCLES Compression 50 60 하 70 Fig . 5.10 Fatigue of ABS between fixed strain limits at room temperature showing decreases in peak ...
Page 200
... cycles exhibited similar energy losses , while with HIPS ( after ~ 60 cycles ) , increasingly higher energy losses were shown in the tensile than in the compressive half - cycle . More- over , the secant modulus revealed greater ...
... cycles exhibited similar energy losses , while with HIPS ( after ~ 60 cycles ) , increasingly higher energy losses were shown in the tensile than in the compressive half - cycle . More- over , the secant modulus revealed greater ...
Contents
Fatigue Crack Propagation | 74 |
Fatigue Fracture Micromechanisms in Engineering Plastics | 146 |
Composite Systems | 184 |
Copyright | |
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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 flaw 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