Multi-principle-element alloy and method thereof for processing surface of aluminum alloy
A multi-principal element alloy and aluminum alloy surface technology, applied in metal material coating process, coating, fusion spraying, etc., can solve problems such as joint interface cracks and cracks, and achieve uniform fusion, porosity reduction, and improved bonding Effect of Strength and Intrinsic Quality of Coatings
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[0017] Example 1
[0018] 1. A multi-principal alloy, calculated in mole parts, including the following components: 14 parts Co, 16 parts Cr, 1 part Al, 20 parts Si, 20 parts Fe, 5 parts Ti, 19 parts Mn, 2 parts B , 3 parts of La.
[0019] 2. The above-mentioned multi-principle alloy is used for surface treatment of aluminum alloy, including the following steps:
[0020] 1) Clean the ZL102 aluminum alloy substrate with acetone; in order to improve the bonding strength between the multi-principal alloy coating and the aluminum alloy substrate, after cleaning, perform sandblasting and roughening treatment.
[0021] 2) Use plasma spraying equipment to spray the multi-principal alloy powder with a good proportion on the surface of the aluminum alloy substrate after step 1); wherein the particle size of the multi-principal alloy powder is -200~+350 mesh; Argon gas protection is carried out during the process, and the thickness is 0.3mm.
[0022] 3) Use TJ-HL-T5000 CO with a maximum power o...
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[0024] Example 2
[0025] 1. A multi-principal alloy, based on mole parts, including the following components: 14 parts Co, 16 parts Cr, 1 part Al, 20 parts Si, 20 parts Fe, 5 parts Ti, 19 parts Mn, 2 parts B , 3 parts of La.
[0026] 2. The above-mentioned multi-principle alloy is used for surface treatment of aluminum alloy, including the following steps:
[0027] 1) Clean the 6061 wrought aluminum alloy aluminum alloy substrate with absolute ethanol; after the cleaning is completed, perform sandblasting and coarsening treatment.
[0028] 2) Use plasma spraying equipment to spray the multi-principal alloy powder with a good proportion on the surface of the aluminum alloy substrate after step 1); wherein the particle size of the multi-principal alloy powder is -200~+350 mesh; Argon gas protection is carried out during the process, and the thickness is 0.3mm.
[0029] 3) Use TJ-HL-T5000 CO with a maximum power of 5kW 2 The laser remelts the plasma sprayed surface treated in step 2). A...
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