Patent · US Expired

Nickel-based superalloy for industrial turbine blades

US5403546A · kind A · utility

11Cited by
7References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 8, 1993
Grant dateApr 4, 1995
Priority date
Expiry dateDec 8, 2013

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC30B29/52
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A nickel-based superalloy suitable for directed solidification, in particular for industrial gas turbine parts, having the following composition by weight: PA0 Co: 0 to 5% PA0 Cr: 13 to 16% PA0 W: 0 to 2% PA0 Mo: 2 to 3.5% PA0 Al: 3.5 to 4% PA0 Ti: 3.5% PA0 Ta: 3.5 to 4% PA0 Hf: 0 to 1% PA0 C: 0 to 660 ppm PA0 Zr: 0 to 150 ppm PA0 B: 0 to 150 ppm PA0 Ni: balance up to 100%

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.