Open Access



结构失效形式 对应情况
层合板拉伸破坏 0°层纤维损伤垂直于载荷方向扩展至层合板两边或使钉孔连通
层合板剪切破坏 0°层纤维损伤沿载荷方向扩展至层合板端部或使钉孔联通
层合板挤压破坏 钉孔永久变形量大于等于4%
螺栓失效 螺栓达到S-N曲线法的预测寿命

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