Fecovwnbsc high-entropy alloy powder for laser cladding and its use
A high-entropy alloy and laser cladding technology, applied in metal material coating process, coating and other directions, can solve the problems of larger sample size, low bonding strength, lower cost, etc., to reduce high temperature brittleness, no cracks, The effect of good macroscopic topography
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Embodiment 1
[0023] The high-entropy alloy material described in this example is composed of six elemental powders of Fe, Co, V, W, Nb, and Sc, and the molar ratio of each component is: 1:1:1:1:1:0.02, and is analyzed by The electronic scale weighs various metal element powders. The total mass of metal powder is 50g. Sc: 0.10181g.
[0024] The preparation method of the cladding layer of high-entropy alloy material described in this embodiment comprises the following steps:
[0025] (1) After mixing the various powders, carry out vacuum ball milling, ball milling for 3.5 hours, and fully mix to obtain alloy powder with a particle size of 200-300 mesh.
[0026] (2) 45 steel is used as the base material, oxides are removed by mechanical grinding, oil stains are removed by acetone, and cleaned by ultrasonic alcohol.
[0027] (3) Evenly press the alloy powder material obtained in step (1) on the surface of the base material treated in step (2) to form a prefabricated layer with a thickness of...
Embodiment 2
[0031] The high-entropy alloy material described in this example is composed of six elemental powders of Fe, Co, V, W, Nb and Sc, and the molar ratio of each component is: 1:1:1:1:1:0.025, and is analyzed by The electronic scale weighs various metal element powders. The total mass of the metal powder is 50g. The masses of the metal powder are: Fe: 6.30453g, Co: 6.64227g, V: 5.74163g, W: 10.47003g, Nb: 20.71489g, Sc: 0.12665g.
[0032] The preparation method of the cladding layer of high-entropy alloy material described in this embodiment comprises the following steps:
[0033] (1) After mixing the various powders, carry out vacuum ball milling, ball milling for 3 hours, and fully mix to obtain alloy powder with a particle size of 204-310 mesh.
[0034] (2) 45 steel is used as the base material, oxides are removed by mechanical grinding, oil stains are removed by acetone, and cleaned by ultrasonic alcohol.
[0035] (3) Evenly press the alloy powder material obtained in step (...
Embodiment 3
[0039] The high-entropy alloy material described in this example is composed of six elemental powders of Fe, Co, V, W, Nb and Sc, and the molar ratio of each component is: 1:1:1:1:1:0.03, and is analyzed by The electronic scale weighs various metal element powders. The total mass of the metal powder is 50g. The masses of the metal powder are: Fe: 6.30134g, Co: 6.63891g, V: 5.73872g, W: 10.46472g, Nb: 20.7044g, Sc: 0.15191g.
[0040] The preparation method of the cladding layer of high-entropy alloy material described in this embodiment comprises the following steps:
[0041] (1) After mixing the various powders, carry out vacuum ball milling, ball milling for 3.5 hours, and fully mix to obtain alloy powder with a particle size of 200-300 mesh.
[0042] (2) 45 steel is used as the base material, oxides are removed by mechanical grinding, oil stains are removed by acetone, and cleaned by ultrasonic alcohol.
[0043] (3) Evenly press the alloy powder material obtained in step (...
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