|本期目录/Table of Contents|

[1]周陈菊,郑忠云,王少锋,等. 铝合金表面激光熔覆高硅涂层的组织与磨损性能[J].浙江理工大学学报,2012,29(02):254-258.
　ZHOU Chen\|ju,ZHENG Zhong\|yun,WANG Shao\|feng,et al. Microstructure and Wear Resistance of High Si Layer onAluminum Alloys by Laser Cladding[J].Journal of Zhejiang Sci-Tech University,2012,29(02):254-258.
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 铝合金表面激光熔覆高硅涂层的组织与磨损性能()
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浙江理工大学学报[ISSN:1673-3851/CN:33-1338/TS]

卷:
第29卷
期数:
2012年02期
页码:
254-258
栏目:
(自科)纺织与服装工程
出版日期:
2012-04-28

文章信息/Info

Title:
 Microstructure and Wear Resistance of High Si Layer onAluminum Alloys by Laser Cladding
文章编号:
16733851 (2012) 02025405
作者:
 周陈菊1;  郑忠云2;  王少锋1;  曾红春1;  席珍强1
 1.浙江理工大学材料工程中心， 杭州 310018； 2.西南油气田分公司, 成都 610051
Author(s):
 ZHOU Chen\|ju1;  ZHENG Zhong\|yun2;  WANG Shao\|feng1;  ZENG Hong\|chun1;  XI Zhen\|qiang1
 1. Materials Engineering Center, Zhejiang Sci\|Tech University, Hangzhou 310018, China;2. PetroChina Southwest Oil&Gasfield Company, Chengdu 610051, China
关键词:
 ; 铝合金;  激光熔覆;  高硅涂层;  微观组织;  硬度;  耐磨性能
分类号:
TG146.27
文献标志码:
A
摘要:
     用7 kW横流CO2激光器在ZLl01铝合金表面激光熔覆高硅涂层。探索不同激光功率熔覆对涂层质量的影响，分析涂层的微观组织，测试涂层的硬度和磨损性能。结果表明：在优化工艺参数下制备出的激光熔覆高硅涂层组织致密、无气孔和裂纹，激光熔覆层中存在大量初晶Si、α\|Al树枝晶和共晶组织。涂层与基体结合区处呈现典型的外延生长特征，形成了良好的冶金结合。熔覆层的横截面硬度在HV150～320之间，是基体的2～3倍，并显著提高了基体的耐磨性能。

参考文献/References:

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备注/Memo

备注/Memo:
 收稿日期： 2011-09-09
作者简介： 周陈菊（1987-），女，浙江德清人，硕士研究生，主要从事激光表面改性研究。
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