A Study of Energy Absorption Performances of Pultruded Composites under Quasi-Static Compressive Loadings

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This work presents a study of energy absorption performances of pultruded composite tubes under quasi-static compressive loadings. The as-received tubes were chamfered at 35, 45 and 550. The purpose of chamfered tube edge is to initiate the crushing process and to make sure the tubes were progressively collapsed under quasi-static compressive loadings. According to the present results, for 3 mm tube thickness, varying chamfering angles are not significantly affected the force-displacement curves. Except for the case of 550 showed higher peak force compared with other angles. However, if the thickness is increased to 5 mm, the effect on the curves of force versus displacement is tremendous where higher chamfering angles produced higher energy absorption performances.

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662-666

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December 2013

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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