Nickel-based superalloy having very high resistance to hot-corrosion for monocrystalline blades of industrial turbines
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United States of America Patent
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app pub date -
Feb 28, 2005
filing date -
Nov 30, 2000
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Abandoned
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Abstract
Nickel-based superalloy, suitable for monocrystalline solidification, having the following composition by weight:1 Co: 4.75 to 5.25% Cr: 15.5 to 16.5% Mo: 0.8 to 1.2% W: 3.75 to 4.25% Al: 3.75 to 4.25% Ti: 1.75 to 2.25% Ta: 4.75 to 5.25% C: 0.006 to 0.04% B: .ltoreq.0.01% Zr: .ltoreq.0.01% Hf: .ltoreq.1% Nb: .ltoreq.1% Ni and any impurities: complement to 100%.
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