APPLIED LASER, Volume. 43, Issue 5, 37(2023)

Study on Microstructure and Properties of QP980 High Strength Steel Joint Welded by Small Laser Spot Welding

Yang Jingwei1, Chen Jiale1, Li Tao1, Xiao Hui1, and Qiao Jian1,2
Author Affiliations
  • 1[in Chinese]
  • 2[in Chinese]
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    References(7)

    [3] [3] ALVES P H O M, LIMA M S F, RAABE D, et al. Laser beam welding of dual-phase DP1000 steel[J]. Journal of Materials Processing Technology, 2018, 252: 498-510.

    [8] [8] PARKES D, WESTERBAAN D, NAYAK S S, et al. Tensile properties of fiber laser welded joints of high strength low alloy and dual-phase steels at warm and low temperatures[J]. Materials & Design (1980-2015), 2014, 56: 193-199.

    [9] [9] GUO W, WAN Z D, PENG P, et al. Microstructure and mechanical properties of fiber laser welded QP980 steel[J]. Journal of Materials Processing Technology, 2018, 256: 229-238.

    [11] [11] LI W D, MA L X, PENG P, et al. Microstructural evolution and deformation behavior of fiber laser welded QP980 steel joint[J]. Materials Science and Engineering: A, 2018, 717: 124-133.

    [12] [12] ZHAO Y Y, ZHANG Y S, HU W. Effect of welding speed on microstructure, hardness and tensile properties in laser welding of advanced high strength steel[J]. Science and Technology of Welding and Joining, 2013, 18(7): 581-590.

    [13] [13] JIA Q, GUO W, LI W D, et al. Experimental and numerical study on local mechanical properties and failure analysis of laser welded DP980 steels[J]. Materials Science and Engineering: A, 2017, 680: 378-387.

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    Yang Jingwei, Chen Jiale, Li Tao, Xiao Hui, Qiao Jian. Study on Microstructure and Properties of QP980 High Strength Steel Joint Welded by Small Laser Spot Welding[J]. APPLIED LASER, 2023, 43(5): 37

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    Paper Information

    Received: Oct. 14, 2022

    Accepted: --

    Published Online: Feb. 2, 2024

    The Author Email:

    DOI:10.14128/j.cnki.al.20234305.037

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