• Journal of Inorganic Materials
  • Vol. 35, Issue 12, 1327 (2020)
Huilong PI1, Baopeng ZHANG2、*, Xinmin YU2, Wei LIU2, and Xin JIN2
Author Affiliations
  • 1Science and Technology on Thermostructure Composite Materials Laboratory, Northwestern Polytechnical University, Xi’ an 710072, China
  • 2Aerospace Institute of Advanced Materials & Processing Technology, Beijing 100074, China
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    DOI: 10.15541/jim20200138 Cite this Article
    Huilong PI, Baopeng ZHANG, Xinmin YU, Wei LIU, Xin JIN. Damage Characteristics of 2D C/SiC-ZrC Composites under Low Velocity Impact[J]. Journal of Inorganic Materials, 2020, 35(12): 1327 Copy Citation Text show less
    Shape and size of the specimen
    1. Shape and size of the specimen
    Stress distribution of the specimen
    2. Stress distribution of the specimen
    Cross-sectional microstructure of the C/SiC-ZrC composite
    3. Cross-sectional microstructure of the C/SiC-ZrC composite
    Front and back macrographs of the C/SiC-ZrC composites after impact (a, b) 15 J, (c, d) 18 J, (e, f) 21 J, (g, h) 24 J
    4. Front and back macrographs of the C/SiC-ZrC composites after impact (a, b) 15 J, (c, d) 18 J, (e, f) 21 J, (g, h) 24 J
    Front micrographs of the composites after impact (a) 15 J; (b) 18 J; (c) 21 J; (d) 24 J
    5. Front micrographs of the composites after impact (a) 15 J; (b) 18 J; (c) 21 J; (d) 24 J
    Damage areas of the composites after impact under various energies levels
    6. Damage areas of the composites after impact under various energies levels
    Depth and height of the damage areas for the composites after impact with different energies
    7. Depth and height of the damage areas for the composites after impact with different energies
    Tensile strength of the composites after impact with different energies
    8. Tensile strength of the composites after impact with different energies
    Surface (a) and cross-section (b) morphologies of the composite after impact (with energy of 24 J) and tensile tests
    9. Surface (a) and cross-section (b) morphologies of the composite after impact (with energy of 24 J) and tensile tests
    CT scanning results of (a) XY and (b) XZ planes of the composite afte impact (with energy of 24 J) and tensile tests
    10. CT scanning results of (a) XY and (b) XZ planes of the composite afte impact (with energy of 24 J) and tensile tests
    No.Mass/kgHeight/cmImpact energy/J(Energy/Thickness)/(J·mm-1)
    13.5000
    243.7152.5
    352.5183.0
    461.2213.5
    570.0244.0
    Table 1. Experimental conditions of the low velocity impact
    Impact energy/JFront damage area/mm2Front damage depth/mmBack damage area/mm2Back damage height/mmResidual tensile strength /MPa
    0218.0
    1550.00.78120.91.00178.9
    1895.31.66173.71.90170.7
    21103.52.06258.32.40167.8
    24135.52.66277.34.92165.6
    Table 2. Damage sizes and residual tensile strength of the composites after impact
    Huilong PI, Baopeng ZHANG, Xinmin YU, Wei LIU, Xin JIN. Damage Characteristics of 2D C/SiC-ZrC Composites under Low Velocity Impact[J]. Journal of Inorganic Materials, 2020, 35(12): 1327
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