Patent ID: 7338259
Filing Date: 2008-03-04
Classification: C22C,C30B,F01D,F05D,Y10S,Y10T

Abstract:
1. A high modulus turbine blade comprising: a base portion and a tip portion; a primary direction that extends from said base portion to said tip portion; and said turbine blade being formed of a base metal that has a crystallographic orientation, said crystallographic orientation having a high modulus direction, wherein said high modulus direction is aligned with said primary direction, and wherein said base metal is a nickel-based alloy composition comprising 2.0% Cr, 16.5% Co, 2.0% Mo, 6.0% W, 6.0% Re, 3.0% Ru, 5.65% Al, 0.15% Hf, 0.004% B, 0.05% C, and a balance Ni.