双剪连接接头是复合材料结构连接设计的主要环节.针对T300/KH304复合材料层合板的双剪连接形式,分析了单钉连接情况下的接头强度,并采用Yamada-Sun准则预测了该层合板结构双剪连接接头的破坏载荷.结果表明:该接头的破坏模式主要呈现为挤压破坏;Yamada-Sun准则可以较好地预测该结构的破坏载荷;所预测的接头的破坏载荷及破坏模式,试验结果与数值分析结果比较一致.
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