Nickel-based alloy powder and a preparing method thereof
A nickel-based alloy and powder technology, which is applied in the field of nickel-based alloy powder and its preparation, can solve the problems of low high-temperature resistance strength and corrosion resistance, and achieve the effects of improving corrosion resistance, high-temperature strength, and good mechanical properties
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Embodiment 1
[0028] A kind of nickel base alloy powder, its preparation method comprises the following steps:
[0029] (1) In terms of mass percentage, the nickel-based alloy powder components are: magnesium 2%, cobalt 8%, chromium 12%, molybdenum 1.2%, Re 0.3%, silicon 4%, carbon 0.8%, boron 0.6%, iron 2.6%, aluminum 2.15%, the rest is nickel;
[0030] Weigh the following components according to the above mass percentages: anhydrous magnesium sulfate, cobalt nitrate hexahydrate, chromium nitrate nonahydrate, molybdenum nitrate pentahydrate, Re, silicon dioxide, flake graphite powder, boron powder, iron powder, di Aluminum and nickel nitrate hexahydrate;
[0031] (2) Anhydrous magnesium sulfate, cobalt nitrate hexahydrate, chromium nitrate nonahydrate, molybdenum nitrate pentahydrate and nickel nitrate hexahydrate are mixed, then add water and mix with mixture and water weight ratio is 1:8;
[0032] (3) Heat the product obtained in step (2) to 70°C, add 0.01 times the weight of ammonia w...
Embodiment 2
[0039] A kind of nickel base alloy powder, its preparation method comprises the following steps:
[0040] (1) In terms of mass percentage, the nickel-based alloy powder components are: magnesium 4.35%, cobalt 15%, chromium 17.35%, molybdenum 2.6%, Re 0.6%, silicon 6%, carbon 1.5%, boron 1.8%, iron 3.2% %, aluminum 3.85%, the rest is nickel;
[0041] Weigh the following components according to the above mass percentages: anhydrous magnesium sulfate, cobalt nitrate hexahydrate, chromium nitrate nonahydrate, molybdenum nitrate pentahydrate, Re, silicon dioxide, flake graphite powder, boron powder, iron powder, di Aluminum and nickel nitrate hexahydrate;
[0042] (2) Anhydrous magnesium sulfate, cobalt nitrate hexahydrate, chromium nitrate nonahydrate, molybdenum nitrate pentahydrate and nickel nitrate hexahydrate are mixed, then add water and mix with mixture and water weight ratio is 3:10;
[0043] (3) Heat the product obtained in step (2) to 80°C, add 0.02 times the weight of...
Embodiment 3
[0050] A kind of nickel base alloy powder, its preparation method comprises the following steps:
[0051] (1) In terms of mass percentage, the nickel-based alloy powder components are: magnesium 3%, cobalt 10%, chromium 14%, molybdenum 1.6%, Re 0.4%, silicon 4.5%, carbon 1.0%, boron 1.0%, iron 2.8%, aluminum 2.85%, the rest is nickel;
[0052] Weigh the following components according to the above mass percentages: anhydrous magnesium sulfate, cobalt nitrate hexahydrate, chromium nitrate nonahydrate, molybdenum nitrate pentahydrate, Re, silicon dioxide, flake graphite powder, boron powder, iron powder, di Aluminum and nickel nitrate hexahydrate;
[0053] (2) Anhydrous magnesium sulfate, cobalt nitrate hexahydrate, chromium nitrate nonahydrate, molybdenum nitrate pentahydrate and nickel nitrate hexahydrate are mixed, then add water to mix with mixture and water weight ratio of 1:9;
[0054] (3) Heat the product obtained in step (2) to 75°C, add 0.012 times the weight of ammoni...
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