压缩机动涡旋表面磷化膜层的磨损性能:《大连海事大学学报》2006年02期

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压缩机动涡旋表面磷化膜层的磨损性能水利论文!\$Dm6V,^9@1R6k

s8Fa Bt!|0高玉周 李崇 张会臣 许晓磊 陈文刚

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Zha+T(E|4o1P0【摘要】:采用AMSLER摩擦磨损试验机,模拟压缩机上支撑与动涡旋摩擦副,对灰铸铁表面磷化膜层摩擦副在不同条件下的摩擦磨损性能进行了研究,采用扫描电子显微镜(SEM)观测摩擦磨损表面形貌.试验结果表明:磷化工艺可以有效降低灰铸铁与磷化膜层之间的摩擦系数;在摩擦磨损过程中,磷化膜避免了金属表面的直接接触,降低了摩擦副之间的黏着.磷化试样在高速和低速条件下的抗咬合性能均优于未磷化试样.水利论文O%K `F$@,BZU

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大连海事大学机电与材料工程学院 辽宁咨发建设监理预算咨询有限公司 大连海事大学机电与材料工程学院 大连海事大学机电与材料工程学院 大连海事大学机电与材料工程学院

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【关键词】:

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8S+D2~JH}+{/p!Y0灰铸铁表面 磷化处理 保护层 滑动摩擦 磨损性能

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【基金】:国家自然科学基金资助项目(50472025)

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Nq3s|.R T0【分类号】:TG179水利论文t$] sN6bk"RyM

r(`#[p} j?0【正文快照】:水利论文/IY`d9}?M:@h

4rE2Q8p{TXJ00引言在表面处理领域中,钢铁件磷化已成为提高钢铁表面防护、装饰性能的一种不可缺少的工艺.几十年来,有关磷化处理的配方和工艺的研究较多,也较成熟[1-3].表面通过磷化处理所得到的磷酸锰盐膜能有效地降低摩擦副表面的摩擦系数,防止咬合或擦伤,减小运动阻力和噪声[4-5].这种

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