将铝铅合金带分别与热浸纯Al、Al-2%Si合金的钢板进行热轧复合.研究了元素硅、热浸时间、金属间化合物层厚度及缺口界面分数对结合强度的影响.结果表明,在复合过程中产生两种不同界面,铝铅合金与热浸铝钢板通过缺口界面和化合物界面而结合.总的结合强度主要取决于缺口界面强度的大小与分数的高低,而且与后者之间呈线性关系.硅对总结合强度的影响体现在:虽然对化合物界面强度的影响较小,但显著提高缺口界面强度,因而使总结合强度明显提高.在给定实验条件下,使热浸纯Al时的缺口界面强度从约为化合物界面强度的4倍提高到热浸Al-2%Si时的近6倍.
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