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Chinese Journal of Lasers, Volume. 45, Issue 5, 502007(2018)

Autogenous Laser Welding of 20-mm-Thick 316LN Stainless Steel Plate by Ultra High Power Fiber Lasers

Xin Jijun1,2,3, Fang Chao1,3、*, Song Yuntao1,3, Wei Jing1, Wu Jiefeng1,3, and Dai Wenhua1,2,3
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    [1] Jones L, Arbogast J F, Bayon A et al. Manufacturing preparations for the European vacuum vessel sector for ITER[J]. Fusion Engineering and Design, 87, 700-705(2012). http://www.sciencedirect.com/science/article/pii/S0920379612000622

    [2] Sakurai T, Iguchi M, Nakahira M et al. Mechanical properties of welded joint at cryogenic temperature for manufacturing of ITER TF coil structure[J]. IEEE Transactions on Applied Superconductivity, 26, 4204705(2016). http://ieeexplore.ieee.org/document/7428856/

    [3] Fang C, Song Y T, Wu W Y et al. Thermal analysis of laser welding for ITER correction coil case[J]. Fusion Engineering and Design, 100, 357-363(2015). http://www.sciencedirect.com/science/article/pii/S0920379615301769

    [4] 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).

    [5] Xin J J, Fang C, Song Y T et al. Effect of post weld heat treatment on the microstructure and mechanical properties of ITER-grade 316LN austenitic stainless steel weldments[J]. Cryogenics, 83, 1-7(2017). http://www.sciencedirect.com/science/article/pii/S0011227516302879

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

    [7] 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).

    [8] Wu S K, Xiao R S, Chen K. Laser welding of heavy section stainless steel plants[J]. Chinese Journal of Lasers, 36, 2422-2425(2009).

    [9] 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).

    [10] Yu Y C, Yang S L, Yin Y et al. Multi-pass laser welding of thick plate with filler wire by using a narrow gap joint configuration[J]. Journal of Mechanical Science and Technology, 27, 2125-2131(2013). http://link.springer.com/article/10.1007/s12206-013-0525-9

    [11] Kujanpaa V. Thick-section laser and hybrid welding of austenitic stainless steels[J]. Physics Procedia, 56, 630-636(2014). http://www.sciencedirect.com/science/article/pii/S1875389214002016

    [12] Nasstrom J, Frostevarg J. Kaplan A F H. Multipass laser hot-wire welding: Morphology and process robustness[J]. Journal of Laser Applications, 29, 022014(2017). http://www.researchgate.net/publication/317421962_Multipass_laser_hot-wire_welding_Morphology_and_process_robustness

    [13] Zhang M J, Chen G Y, Zhou Y et al. Direct observation of keyhole characteristics in deep penetration laser welding with a 10 kW fiber laser[J]. Optics Express, 21, 19997-20004(2013). http://www.ncbi.nlm.nih.gov/pubmed/24105546

    [14] Zhang M J, Chen G Y, Zhou Y et al. Optimization of deep penetration laser welding of thick stainless steel with a 10 kW fiber laser[J]. Materials & Design, 53, 568-576(2014). http://www.sciencedirect.com/science/article/pii/S0261306913006006

    [15] Sun J H, Feng K, Zhang K et al. Fiber laser welding of thick AISI 304 plate in a horizontal (2G) butt joint configuration[J]. Materials & Design, 118, 53-65(2017). http://www.sciencedirect.com/science/article/pii/S0264127517300151

    [16] Chen G Y, Xia H L, Zhou C et al. Study on the mechanical of root humping of laser welding with high power fiber laser[J]. Chinese Journal of Lasers, 42, 0203004(2015).

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    Xin Jijun, Fang Chao, Song Yuntao, Wei Jing, Wu Jiefeng, Dai Wenhua. Autogenous Laser Welding of 20-mm-Thick 316LN Stainless Steel Plate by Ultra High Power Fiber Lasers[J]. Chinese Journal of Lasers, 2018, 45(5): 502007

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    Paper Information

    Category: laser manufacturing

    Received: Nov. 20, 2017

    Accepted: --

    Published Online: May. 2, 2018

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

    DOI:10.3788/CJL201845.0502007

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology