Journal of Inorganic Materials, Volume. 40, Issue 7, 799(2025)

Corrosion and Wear Behavior of Silicon Carbide Ceramic in Deep-sea Service Environment

Lujie WANG1, Yuxin ZHANG2, Tongyang LI1, Yuan YU1, Pengwei REN1, Jianzhang WANG1, Huaguo TANG1, Xiumin YAO3, Yihua HUANG3, Xuejian LIU3, and Zhuhui QIAO1,2,4、*
Author Affiliations
  • 11. State Key Laboratory of Solid Lubrication, Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, Lanzhou 730000, China
  • 22. Shandong Laboratory of Advanced Materials and Green Manufacturing at Yantai, Yantai 264006, China
  • 33. State Key Laboratory of High Performance Ceramics and Superfine Microstructures, Shanghai Institute of Ceramics, Chinese Academy of Sciences, Shanghai 200050, China
  • 44. Yantai Zhongke Research Institute of Advanced Materials and Green Chemical Engineering, Yantai 264006, China
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    Figures & Tables(10)
    Schematic diagram (a) and photo (b) of the deep-sea wear test platform; (c) Photo of sample after corrosion and wear
    XRD patterns of SiC sample and Si3N4 friction pair
    SEM images (a-f) and EDS analyses (a1-f5) of the surface of SiC ceramic before and after corrosion in seawater at different depths
    XPS spectra of the surface of SiC ceramic after corrosion in seawater at (a, c) 0 and (b, d) 5 km deep sea environments
    Weight (a), Vickers hardness (b), flexural strength (c), and fracture toughness (d) of SiC ceramics before and after corrosion in seawater at different depths
    Wear morphologies (a-d) and corresponding EDS analyses (a1-d5) of SiC ceramics in different deep-sea environments
    3D wear morphologies of SiC ceramic surface in different deep-sea environments
    Friction morphologies of Si3N4 friction pairs in different deep-sea environments
    Wear rates of SiC ceramics (a) and Si3N4 friction pairs (b) at different sea depths
    • Table 1. Artificial seawater composition

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      Table 1. Artificial seawater composition

      CompositionMass concentration/(g·L-1)
      NaCl24.53
      MgCl25.20
      Na2SO44.09
      CaCl21.16
      KCl0.695
      NaHCO30.201
      KBr0.101
      H3BO30.027
      SrCl20.025
      NaF0.003
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    Lujie WANG, Yuxin ZHANG, Tongyang LI, Yuan YU, Pengwei REN, Jianzhang WANG, Huaguo TANG, Xiumin YAO, Yihua HUANG, Xuejian LIU, Zhuhui QIAO. Corrosion and Wear Behavior of Silicon Carbide Ceramic in Deep-sea Service Environment[J]. Journal of Inorganic Materials, 2025, 40(7): 799

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    Paper Information

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    Received: Dec. 25, 2024

    Accepted: --

    Published Online: Sep. 3, 2025

    The Author Email: Zhuhui QIAO (zhqiao@licp.cas.cn)

    DOI:10.15541/jim20240536

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