Erosion-resistant copper alloy utilized in ocean working condition and preparation method thereof
A copper alloy and erosion-resistant technology, which is applied in the field of erosion-resistant copper alloys for marine conditions and its preparation, can solve the problems of increasing hidden dangers of accidents, affecting the normal use of equipment, reducing the voyage rate of ships, etc., so as to improve the erosion resistance. performance, avoid grain boundary corrosion, and improve the effect of strength
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Embodiment 1
[0040] An erosion-resistant copper alloy for marine working conditions, which contains elemental components and corresponding mass percentages of 7.0% Ni, 5.0% Al, 0.15% Fe, 0.5% Mn, 0.15% Ti, 0.05% P, 0.2% Mg and 0.005% B, the balance is copper and unavoidable impurity elements.
[0041] The preparation method of the above-mentioned erosion-resistant copper alloy material for marine working conditions comprises the following steps:
[0042] (1) Ingredients
[0043] According to the above mass percentage, take the following raw materials: Cu-Mn master alloy, wherein the mass percentage of Mn is ≥19.8%, and the balance is copper; Cu-Fe master alloy, wherein the mass percentage of Fe is ≥9.8%, and the balance is copper ; Electrolytic Ni, wherein the mass percentage of Ni is ≥99.9%; Electrolytic Al, wherein the mass percentage of Al is ≥99.9%; Electrolytic Cu, wherein the mass percentage of Cu is ≥99.9%; Cu-Ti master alloy, wherein the mass percentage of Ti The percentage is ≥1...
Embodiment 2
[0056] An erosion-resistant copper alloy for marine working conditions, which contains elemental components and corresponding mass percentages of 8.5% Ni, 7.0% Al, 0.55% Fe, 1.0% Mn, 0.5% Ti, 0.1% P, 0.4% Mg and 0.0075% B, the balance is copper and unavoidable impurity elements.
[0057] According to the above mass percentage, take the following raw materials: Cu-Mn master alloy, wherein the mass percentage of Mn is ≥19.8%, and the balance is copper; Cu-Fe master alloy, wherein the mass percentage of Fe is ≥9.8%, and the balance is copper ; Electrolytic Ni, wherein the mass percentage of Ni is ≥99.9%; Electrolytic Al, wherein the mass percentage of Al is ≥99.9%; Electrolytic Cu, wherein the mass percentage of Cu is ≥99.9%; Cu-Ti master alloy, wherein the mass percentage of Ti The percentage is ≥19.8%, and the balance is copper; Cu-P master alloy, in which the mass percentage of P is ≥1.49%, and the balance is copper; pure Mg, in which the mass percentage of Mg is ≥99.9%; Cu-B ...
Embodiment 3
[0060] An erosion-resistant copper alloy for marine working conditions, which contains elemental components and corresponding mass percentages of 10.0% Ni, 10.5% Al, 1.0% Fe, 1.5% Mn, 1.0% Ti, 0.15% P, 0.6% Mg and 0.01% B, the balance is copper and unavoidable impurity elements.
[0061] According to the above mass percentage, take the following raw materials: Cu-Mn master alloy, wherein the mass percentage of Mn is ≥19.8%, and the balance is copper; Cu-Fe master alloy, wherein the mass percentage of Fe is ≥9.8%, and the balance is copper ; Electrolytic Ni, wherein the mass percentage of Ni is ≥99.9%; Electrolytic Al, wherein the mass percentage of Al is ≥99.9%; Electrolytic Cu, wherein the mass percentage of Cu is ≥99.9%; Cu-Ti master alloy, wherein the mass percentage of Ti The percentage is ≥19.8%, and the balance is copper; Cu-P master alloy, in which the mass percentage of P is ≥1.49%, and the balance is copper; pure Mg, in which the mass percentage of Mg is ≥99.9%; Cu-B ...
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