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Accession Number:
AD0883248
Title:
Fatigue Behavior of Glass-Filament-Wound Epoxy Composites in Water.
Corporate Author:
NAVAL RESEARCH LAB WASHINGTON DC
Report Date:
1971-04-05
Abstract:
The significance of matrix compositions has been studied relation to the fatiguecharacteristics of glass-filament- ound reinforced plastics. Evidence indicatesthat water, as compared with air, severely limits the dynamic fatigue life of FRPepoxy. It is suggested that a relationship may exist between matrix degradationand the time-dependent response of the composite material to dynamic stresses.A new, very-water-resistant epoxy resin is shown to increase the reliability ofFRP by 200 to 300 in comparison with an equivalent state-of-the-art compositionexposed to the same type of stress and environmental conditions. Author-PL
Descriptive Note:
Interim rept.,
Pages:
0026
File Size:
0.00MB