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Laser beam welding of SiC particle reinforced aluminum metal matrix composite

  • Y. L. Chen*
  • , A. Shaban
  • , L. G. Yu
  • , H. M. Wang
  • *此作品的通讯作者
  • Beihang University

科研成果: 期刊稿件会议文章同行评审

摘要

In this paper, SiC particle reinforced aluminum metal matrix composite (SiCp/Al MMC) is welded with high power continuous wave CO2 laser. Microstructure of the laser beam welded SiCp/Al MMC is characterized as functions of laser processing parameters (laser power density, welding speed, shielding gas flow direction, etc). Results show that sound weld with few porosity can be produced by laser beam welding, while needle-like aluminum carbide is formed in the weld. The size and volume fraction of aluminum carbide are proportional to the laser power density. Direction of shielding gas flow has significant effect on weld surface quality and weld microstructure.

源语言英语
页(从-至)443-447
页数5
期刊Proceedings of SPIE - The International Society for Optical Engineering
3862
DOI
出版状态已出版 - 1999
活动Proceedings of the 1999 International Conference on Industrial Lasers (IL '99) - Wuhan, China
期限: 22 10月 199927 10月 1999

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