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Volume 27 Issue 4
Dec.  2013
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Citation:
shu

Study on technology of laser welding of powder materials

  • 1.

    National Laboratory of Laser Technology, HUST, Wuhan, 430074

  • Received Date: 2002-07-16
    Accepted Date: 2002-10-15
  • LSM240 fully automatic SLAB laser welding machine is used to weld Fe-based,Ni-based,Co-based powder materials in order to study the important factors for welding quality,i.e.the defocus,welding speed and specific energy.Results show that Ni is the most sensitive to the defocus.The formula of the relation of penetration H and specific energy input W is gotten.
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    Locke E V.IEEE J Q E,1972,8(2):120～125.
    [2] 李力钧.现代激光加工及其装备.北京:北京理工大学出版社,1989:105～129.
    [3]

    Moon D W.Some factors affecting penetration in laser welding.ICALEO'84,1984:53～58.
    [4] 郑启光,辜建辉.激光与物质相互作用.武汉:华中理工大学出版社,1996:12.
    [5] 王家金主编.激光加工技术.北京:中国计量出版社,1992:11.
    [6] 陆建,倪晓武,贺安之.激光与材料相互作用物理学.北京:机械工业出版社,1996:87～136.
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  • 1. 

    沈阳化工大学材料科学与工程学院 沈阳 110142

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Study on technology of laser welding of powder materials

  • 1. National Laboratory of Laser Technology, HUST, Wuhan, 430074
  • Received Date: 2002-07-16
  • Accepted Date: 2002-10-15
  • Available Online: 2003-07-25

Abstract: LSM240 fully automatic SLAB laser welding machine is used to weld Fe-based,Ni-based,Co-based powder materials in order to study the important factors for welding quality,i.e.the defocus,welding speed and specific energy.Results show that Ni is the most sensitive to the defocus.The formula of the relation of penetration H and specific energy input W is gotten.

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