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纳米Ni-SiC非晶态复合镀层的制备工艺及性能研究

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Indexed by:期刊论文

Date of Publication:2007-01-20

Journal:功能材料

Included Journals:EI、PKU、ISTIC、CSCD

Volume:38

Issue:1

Page Number:127-129,134

ISSN No.:1001-9731

Key Words:超声-电沉积;复合镀层;制备工艺;性能

Abstract:采用超声-电沉积法,在45钢表面制备纳米Ni-SiC非晶态复合镀层.研究镀液中纳米SiC粒子的悬浮量、超声功率和电沉积条件对复合镀层的影响.利用扫描电镜、电子探针、显微硬度计和摩擦磨损试验机等对复合镀层的形貌、组织结构及性能进行分析研究.结果表明,采用适当的超声-电沉积工艺(SiC粒子的悬浮量4 g/L,超声功率200 W),可以制备性能较好的纳米Ni-SiC复合镀层,其磨损量约为镍镀层的1/5,显微硬度是镍镀层的3倍左右.

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