公开(公告)号：US20050194068A1

公开(公告)日：2005-09-08

申请号：US11068085

申请日：2005-02-28

Applicant: Pierre Caron ,  Michael Blackler ,  Gordon McColvin ,  Rajeshwar Wahi ,  Andre Escale ,  Laurent Lelait

Inventor： Pierre Caron ,  Michael Blackler ,  Gordon McColvin ,  Rajeshwar Wahi ,  Andre Escale ,  Laurent Lelait

IPC: F01D5/28 ,  C22C19/05

CPC classification number: C22C19/056

Abstract: Nickel-based superalloy, suitable for monocrystalline solidification, having the following composition by weight: 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:≦0.01% Zr:≦0.01% Hf:  ≦1% Nb:  ≦1% Ni and any impurities:complement to 100%.