Copper-nickel-manganese-iron alloy and preparation method thereof
A ferroalloy, copper-nickel-manganese technology, applied in the field of material preparation, can solve the problems of non-dense structure, thick and uneven dendrites, etc.
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Embodiment 1
[0039] Take by weighing 19% Ni powder according to mass percentage, 20% Mn powder, 4% Fe powder, 0.5% Ti powder, surplus is copper rod, and the mass percentage sum of each component is 100%; Will weigh Mix the Ni powder, Mn powder, Fe powder and Ti powder in the V-type mixer for 4 hours; put the mixed alloy powder into the crucible, put the weighed copper rod on the mixed powder in the crucible , Put the crucible with copper rod and mixed powder into ZRS-18Q microcomputer program-controlled vacuum high-temperature sintering furnace for melting, and keep the vacuum degree at 6.0×10 -1 Below Pa, the smelting process is as follows: the temperature first rises from room temperature to 900°C within 40 minutes, then rises from 900°C to 1200°C within 20 minutes, starts to drop the temperature after 60 minutes of heat preservation, and drops from 1200°C to 900°C, and then cooled to room temperature with the furnace to obtain the alloy body; the alloy body was sequentially subjected to...
Embodiment 2
[0041] Take by weighing 21% Ni powder according to mass percentage, 22% Mn powder, 5% Fe powder, 0.75% Ti powder, surplus is copper rod, and the mass percentage sum of each component is 100%; Will weigh Mix the Ni powder, Mn powder, Fe powder and Ti powder in the V-type mixer for 6 hours; put the mixed alloy powder into the crucible, put the weighed copper rod on the mixed powder in the crucible , Put the crucible with copper rod and mixed powder into ZRS-18Q microcomputer program-controlled vacuum high-temperature sintering furnace for melting, and keep the vacuum degree at 6.0×10 -1Below Pa, the smelting process is as follows: the temperature first rises from room temperature to 1100°C within 60 minutes, then rises from 1100°C to 1300°C within 40 minutes, starts to cool after holding for 120 minutes, and drops from 1300°C to 1000°C, and then cooled to room temperature with the furnace to obtain the alloy body; the alloy body was sequentially subjected to solution treatment a...
Embodiment 3
[0043] Take by weighing 20% Ni powder according to mass percentage, 21% Mn powder, 4.5% Fe powder, 1.0% Ti powder, the balance is copper rod, and the mass percentage sum of each component is 100%; Will weigh Mix the Ni powder, Mn powder, Fe powder and Ti powder in the V-type mixer for 5 hours; put the mixed alloy powder into the crucible, put the weighed copper rod on the mixed powder in the crucible , Put the crucible with copper rod and mixed powder into ZRS-18Q microcomputer program-controlled vacuum high-temperature sintering furnace for melting, and keep the vacuum degree at 6.0×10 -1 Below Pa, the smelting process is as follows: the temperature first rises from room temperature to 1000°C within 50 minutes, then rises from 1000°C to 1250°C within 30 minutes, starts to cool after holding for 100 minutes, and drops from 1250°C to 950°C, and then cooled to room temperature with the furnace to obtain the alloy body; the alloy body was sequentially subjected to solution trea...
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