Patent · US Expired

Superalloy with oxide dispersion hardening having improved corrosion resistance and based on nickel

US4798625A · kind A · utility

2Cited by
11References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 28, 1987
Grant dateJan 17, 1989
Priority date
Expiry dateAug 28, 2007

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC22C32/0026
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Superalloy with oxide dispersion hardening having improved corrosion and oxidation resistance and based on nickel with the following composition: PA1 Cr=17-18% by weight, PA1 Al=6-7% by weight, PA1 Mo=2-2.5% by weight, PA1 W=3-3.5% by weight, PA1 Ta=2-2.5% by weight, PA1 Zr<0.2% by weight, PA1 B<0.02% by weight, PA1 C<0.1% by weight, PA1 Y.sub.2 O.sub.3 =1-1.5% by weight, PA1 Ni=Remainder.

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