测试方法对Al/Q235A爆炸复合板界面结合强度试验结果的影响

Influence of Test Methods on Interface Combining Strength Test Results of Al/Q235A Explosive Clad Plate

  • 摘要: 对纯铝-碳钢爆炸复合板进行拉脱试验和粘结试验,研究两种测试手段对复合板界面结合强度试验结果的影响。结果表明,随着界面至纯铝侧过渡弧之间距离(X段)的减小,拉脱试验测试结果呈现急剧增大的趋势,断裂的位置也由纯铝复层变为结合界面;而粘结试验测试结果与X=0.5 mm的拉脱试样无显著差异,但测试结果的离散性要明显小于拉脱试验的。

     

    Abstract: Pull test and combine test on the pure aluminum-carbon steel explosive clad plate were conducted, and the influence of two test methods on the bonding strength of explosive clad plate was studied. The results showed that the test values of the pull test gradually increased with the decrease of the distance (X section) between the interface and the transitional arc of the pure aluminum side, and that the fracture location also transferred from the pure aluminum cladding to the combining interface; that there was no significant difference between the test values of the combine test and the pull test with X=0.5 mm, but the discreteness of the combine test results was significantly lower than that of the pull test results.

     

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