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爆炸喷涂镍基复合涂层在汽车齿轮轴的应用研究

Weiwei ZHU,Baishu LI,Zhuojun CHEN,Xiaolong GU,Changjin YANG,Ping LIU,Bin CHEN

Mechanical Engineer（2016）

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Abstract
运用均匀设计方法在汽车齿轮轴用材料45钢上爆炸喷涂掺有金属钴、铬及陶瓷二硼化钛合金Ni60基涂层,用SEM对涂层的组织和元素能谱进行分析,用人工神经网络对试验结果进行优化设计并进行了验证试验,结果表明:涂层相比45钢基体,显微硬度提高了2~3倍,耐磨性提高了2~5倍,涂层与45钢结合良好,将验证组和人工神经网络理论预测对比,显微硬度误差小于15%,磨损误差小于12%,从人工神经网络预测中选出优良性能的Ni60基二硼化钛、钴、铬复合涂层的配比.
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