Chinese Journal of Lasers, Volume. 46, Issue 3, 0302005(2019)

Effects of Scanning Speed on Microstructure and Wear Resistance of Cu80Fe20 Immiscible Coatings Prepared by Laser Cladding

Shuzhen Zhao*, Jianbo Jin, Min Xie, Yongbo Xu, Xiaoqin Dai, and Shengfeng Zhou
Author Affiliations
  • Laser Technology Institute, Tianjin Polytechnic University, Tianjin 300387, China
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    Figures & Tables(10)
    Schematic of friction and wear test
    Morphology and geometrical characteristics of immiscible coatings. (a)-(c) Morphology; (d) geometrical characteristics
    XRD patterns of immiscible coatings
    Morphology in bottom of immiscible coatings and quantitative analysis results of immiscible coatings. (a) Morphology in bottom of N1; (b) morphology in bottom of N2; (c) morphology in bottom of N3; (d) size distribution of Fe-rich particles in N1; (e) size distribution of Fe-rich particles in N2; (f) size distribution of Fe-rich particles in N3; (g) size of Fe-rich paiticles; (h) surface density of Fe-rich paiticles; (i) average particles size and surface density of Fe-rich particles
    Properties of laser molten pool at different scanning speeds. (a) Temperature profiles; (b) temperature gradient profiles; (c) cooling rate profiles
    Microhardness of immiscible coatings
    Friction and wear properties of immiscible coatings and brass. (a) Friction coefficient; (b) wear loss and wear rate
    Worn morphology and worn debris morphology of immiscible coatings and brass. (a)-(d) Worn morphology; (e)-(h) worn debris morphology
    Wear test results of immiscible coatings and brass. (a) N1, three-dimensional profile; (b) N2, three-dimensional profile; (c) N3, three-dimensional profile; (d) brass, three-dimensional profile; (e) wear curves
    • Table 1. EDS results of worn surface and worn debris of immiscible coatings and brass

      View table

      Table 1. EDS results of worn surface and worn debris of immiscible coatings and brass

      PositionMass fraction of elements /%
      OCrFeCu
      A28.526.3146.0419.13
      B29.366.5945.5018.54
      C15.708.7462.5113.05
      D10.80--89.20
      E38.316.5750.434.70
      F36.826.6249.307.26
      G29.826.6553.569.97
      H8.86--91.14
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    Shuzhen Zhao, Jianbo Jin, Min Xie, Yongbo Xu, Xiaoqin Dai, Shengfeng Zhou. Effects of Scanning Speed on Microstructure and Wear Resistance of Cu80Fe20 Immiscible Coatings Prepared by Laser Cladding[J]. Chinese Journal of Lasers, 2019, 46(3): 0302005

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    Paper Information

    Category: laser manufacturing

    Received: Sep. 19, 2018

    Accepted: Dec. 4, 2018

    Published Online: May. 9, 2019

    The Author Email:

    DOI:10.3788/CJL201946.0302005

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