Delamination of Z-pinned carbon fibre reinforced laminates

被引:135
作者
Cartié, DDR [1 ]
Troulis, M [1 ]
Partridge, IK [1 ]
机构
[1] Cranfield Univ, Adv Mat Dept, Cranfield MK43 0AL, Beds, England
基金
英国工程与自然科学研究理事会;
关键词
Z-Fiber (R); polymer matrix composites (PMCs); delamination;
D O I
10.1016/j.compscitech.2004.12.018
中图分类号
TB33 [复合材料];
学科分类号
摘要
The paper outlines the current status of mechanical testing, identification of failure mechanisms and data analysis related to delamination cracking in high performance laminates made via the prepreg/autoclave route, strengthened in the through-thickness direction by Z-pinning. The applied loading cases under consideration are limited to Mode I and Mode II. Sample preparation, test methodologies and applicability of data reduction schemes are considered, with data obtained from within the range of aerospace and Formula I grades of carbon fibre/epoxy composites. Micromechanisms of failure in the three dimensional tests specimens are shown to be dependent on the architecture of the fibre reinforcement (i.e., unidirectional versus woven fabric prepregs), particularly in the case of Mode II loading. (c) 2005 Elsevier Ltd. All rights reserved.
引用
收藏
页码:855 / 861
页数:7
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