Title:
【発明の名称】基体修復用のニッケル超合金
Document Type and Number:
Japanese Patent JPH10502416
Kind Code:
A
Abstract:
A repaired nickel-based superalloy substrate that has applied thereon a nickel-based polycrystalline repair alloy comprising 0.03-2.5 weight % hafnium, 0.003-0.32% boron, 0.02-0.16% yttrium and 0.007-0.35% zirconium. The present invention further provides a repaired single crystal alloy substrate that has applied thereon a repair alloy wherein the repair alloy's composition is similar to or the same as the single crystal alloy composition except that the repair alloy additionally comprises at least one grain boundary strengthener element and at least one element that enhances oxidation resistance.
Inventors:
Bayond, Charles M.
Gothic, William Jay.
Palmley, Christopher Dee.
Tanzola, John Sea.
Gothic, William Jay.
Palmley, Christopher Dee.
Tanzola, John Sea.
Application Number:
JP50260495A
Publication Date:
March 03, 1998
Filing Date:
June 22, 1995
Export Citation:
Assignee:
United Technologies Corporation
International Classes:
B23K10/02; B23K26/00; B23K26/34; B23K35/30; C22C19/03; B23P6/00; C22C19/05; (IPC1-7): C22C19/03; B23K10/02; B23K26/00; B23K35/30; B23P6/00
Attorney, Agent or Firm:
Fujiya Shiga (1 person outside)