Method for ultrasonic-assisted plasma beam fusion-covering of high-entropy alloy coating
A technology of plasma beam and high-entropy alloy, which is applied in the coating process and coating of metal materials, can solve the problems of poor wear resistance of low-carbon steel surface coatings, achieve high toughness, good corrosion resistance, and slow diffusion speed Effect
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Embodiment 1
[0014] Step 1. Select the surface of the Q235 part to be strengthened as the substrate, and pretreat the surface, that is, use a grinding wheel or sandpaper to polish the surface to remove rust, and use alcohol or acetone to remove the oil on the surface;
[0015] Step 2, the nickel chromium borosilicate powder, copper powder, low carbon ferrochrome powder and high carbon ferromanganese powder are ball milled and mixed in a certain proportion with a ball mill to form a mixed powder; wherein the mass percentage of the nickel chromium borosilicate powder composition is Cr: 14-17, B: 2.5-4.5, Si: 3-4.5, C: 0.6-1.0, the rest is Ni, the particle size is 30-300μm; the purity of copper powder is 99.5-100%, the particle size is 30-300μm; low carbon The mass percentage of ferrochrome powder is C: 0.1-0.2%, Cr: 50-70%, the rest is Fe, and the particle size is 30-300μm; the mass percentage of high-carbon ferromanganese powder is Mn: 62-85; C: 7.0 -8.0; Si: 1.5-2.5, the rest is iron, the ...
Embodiment 2
[0020] Step 1. Select the surface of the low-carbon steel Q195 part to be strengthened as the substrate, and pretreat the surface, that is, use a grinding wheel or sandpaper to polish the surface for rust removal, and use alcohol or acetone to remove the oil on the surface;
[0021] Step 2, the nickel chromium borosilicate powder, copper powder, low carbon ferrochrome powder and high carbon ferromanganese powder are ball milled and mixed in a certain proportion with a ball mill to form a mixed powder; wherein the mass percentage of the nickel chromium borosilicate powder composition is Cr: 14-17, B: 2.5-4.5, Si: 3-4.5, C: 0.6-1.0, the rest is Ni, the particle size is 30-300μm; the purity of copper powder is 99.5-100%, the particle size is 30-300μm; low carbon The mass percentage of ferrochrome powder is C: 0.1-0.2%, Cr: 50-70%, the rest is Fe, and the particle size is 30-300μm; the mass percentage of high-carbon ferromanganese powder is Mn: 62-85; C: 7.0 -8.0; Si: 1.5-2.5, the...
Embodiment 3
[0026] Step 1. Select the surface of the low-carbon steel Q275 part to be strengthened as the substrate, and pretreat the surface, that is, use a grinding wheel or sandpaper to polish the surface for derusting, and use alcohol or acetone to remove the oil on the surface;
[0027] Step 2, the nickel chromium borosilicate powder, copper powder, low carbon ferrochrome powder and high carbon ferromanganese powder are ball milled and mixed in a certain proportion with a ball mill to form a mixed powder; wherein the mass percentage of the nickel chromium borosilicate powder composition is Cr: 14-17, B: 2.5-4.5, Si: 3-4.5, C: 0.6-1.0, the rest is Ni, the particle size is 30-300μm; the purity of copper powder is 99.5-100%, the particle size is 30-300μm; low carbon The mass percentage of ferrochrome powder is C: 0.1-0.2%, Cr: 50-70%, the rest is Fe, and the particle size is 30-300μm; the mass percentage of high-carbon ferromanganese powder is Mn: 62-85; C: 7.0 -8.0; Si: 1.5-2.5, the re...
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