Chinese Journal of Lasers, Volume. 45, Issue 7, 0702005(2018)

Microstructures and Mechanical Properties of Hundred-Millimeter-Grade 304 Stainless Steel Joints by Ultra-Narrow Gap Laser Welding

Wuxiong Yang1, Jijun Xin2,3,4, Chao Fang2、* *, Wenhua Dai2,3,4, Jing Wei2,4, Jiefeng Wu2,4, and Yuntao Song2,3,4
Author Affiliations
  • 1 Institute of Laser Engineering, Beijing University of Technology, Beijing 100124, China
  • 2 Institute of Plasma Physics, Chinese Academy of Sciences, Hefei, Auhui 230031, China
  • 3 University of Science and Technology of China, Hefei, Anhui 230026, China
  • 4 Anhui Key Laboratory of Special Welding Technology, Huainan, Anhui 232000, China
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    References(15)

    [2] Li Z J, Lü J X, Zou J L et al. Microstructure and mechanical property of joints in laser welding of stainless steels with nitrogen shielding gas[J]. Chinese Journal of Lasers, 43, 1202006(2016).

    [3] Ren Y, Wu Q, Zou J L et al. Real-time monitoring of coaxial protection fiber laser welding of austenitic stainless steels[J]. Chinese Journal of Lasers, 44, 0502003(2017).

    [4] Xie Y F S, Huang J, Wang W et al. . Ultra-narrow gap laser wire filling welding forming defects of 5083 aluminum alloy thick plate[J]. Chinese Journal of Lasers, 44, 0302008(2017).

    [6] Liu C, Yang W G, Chen W Z et al. Research on gap width detecting sensor and wire feeding system in butt laser welding with filler wire[J]. Applied Laser, 22, 199-202(2002).

    [7] Yin J, Li L Q, Tao W et al. Weld microstructure characteristics of dual laser beam multi-layer welded high strength steel with filler wire[J]. Chinese Journal of Lasers, 37, 1361-1367(2010).

    [8] Jokinen T, Kujanpaa V. Multi-pass Nd∶YAG laser welding of thick section austenitic stainless steel[C]. The 20th International Congress on Applications of Lasers and Electro-Optics, 438-447(2001).

    [12] Fang C, Song Y T, Wei Jet al. Microstructural characteristics of the laser welded joint of ITER correction coil sub case[J]. Design, 98/99, 1960-1963(2015).

    [13] Wu S K, Zou J L, Xiao R S et al. Ultra-narrow-groove laser welding for heavy sections in ITER[J]. Welding Journal, 95, 300-308(2016).

    [14] Zhang G W, Xiao R S. Microstructure and mechanical property of 60 mm-thick 304 stainless steel joint by ultra-narrow gap fiber laser beam welding[J]. Chinese Journal of Lasers, 41, 0803007(2014).

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    Wuxiong Yang, Jijun Xin, Chao Fang, Wenhua Dai, Jing Wei, Jiefeng Wu, Yuntao Song. Microstructures and Mechanical Properties of Hundred-Millimeter-Grade 304 Stainless Steel Joints by Ultra-Narrow Gap Laser Welding[J]. Chinese Journal of Lasers, 2018, 45(7): 0702005

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    Paper Information

    Category: laser manufacturing

    Received: Jan. 12, 2018

    Accepted: --

    Published Online: Sep. 11, 2018

    The Author Email: Fang Chao (fangchao@ipp.ac.cn)

    DOI:10.3788/CJL201845.0702005

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