<trans-title>Three-dimensional Reconstruction and Porosity Calculation of Ceramic Coating: Nondestructive X-ray Computed Tomography</trans-title>

4. CT image of ceramic coating(a) Raw X-CT image; (b, c) Threshold segmentation of (b) hole structure and (c) substrate structure; (d, e) 3D reconstruction of (d) hole and (e) substrate

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5. Pore size distribution test by MIP: cumulative intrusion (mL/g) and lg(differential intrusion/(mL∙g^-1))

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Table 1.
Composition of carbon steel Q235
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Table 1.
Composition of carbon steel Q235
Element C Mn Si S P Fe
Composition/wt% 0.14-0.22 0.30-0.65 <0.60 <0.05 <0.45 Balance

Table 2.
Chemical analysis determined by XRF of the as-prepared ceramic coating
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Table 2.
Chemical analysis determined by XRF of the as-prepared ceramic coating
Oxide compound Proportion/wt%
MgO 10.38
Al₂O₃ 6.64
SiO₂ 22.56
P₂O₅ 29.75
K₂O 18.86
CaO 8.06
TiO₂ 2.44
Balance (Na₂O/SO₃/Fe₂O₃/ZnO) 1.31

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Zhifeng ZHANG, Fengjuan WANG, Shengping WU, Jinyang JIANG. Three-dimensional Reconstruction and Porosity Calculation of Ceramic Coating: Nondestructive X-ray Computed Tomography[J]. Journal of Inorganic Materials, 2020, 35(9): 1059

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