Outline
Figures and Tables
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Graphical Abstract
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Figure 1. Powder metallurgy process flow chart.
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Figure 10. Deformation Equipment and ECAP mold tooling: 200T press machine(a); ECAP mold (b); Gradient specimen (c).
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Figure 11. The specimens before (a) and after (b) ECAP processing
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Figure 12. Metallographic structure of composite materials with different SiCp contents: 15% Vol SiCp (a); 20 Vol% SiCp (b); 25 Vol% SiCp (c).
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Figure 13. Metallographic structure of gradient composite materials at different positions: 25% Vol SiCp (a); 15 Vol% SiCp (b); Interface between 15% Vol%-25 Vol% SiCp (c).
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Figure 14. HV hardness diagram: Different conditions (a); contrast under graded composite materials and composite materials (b).