Patent ID: 7306682

Claim:
A single-crystal nickel-based superalloy with high temperature strength, hot corrosion resistance and oxidation resistance comprising by weight, 3.0 to 7.0% Cr, 9.5 to 15.0% Co, 4.5 to 8.0% W, 3.3 to 6.0% Re, 4.0 to 8.0% Ta, 0.8 to 2.0% Ti, 4.5 to 6.5% Al, 0.01 to 0.2% Hf, less than 0.4% Mo, 0.01% or less C, 0.0005 to 0.001% B, 0.01% or less Zr, 0.0001 to 0.001% O, 0.0001 to 0.001% N, and the balance substantially Ni.