Patent · US Expired

ODS alloy having intermediate high temperature strength

US4781772A · kind A · utility

8Cited by
5References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 22, 1988
Grant dateNov 1, 1988
Priority date
Expiry dateFeb 22, 2008

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC22C19/057
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Oxide dispersion strengthened alloys containing 5-9% chromium, 5-7% aluminum, 5-9% tungsten, 1-3% molybdenum, 1-5% tantalum, 0-1.5% titanium, 0-10% cobalt, 1-4% rhenium, 0.1-2% yttrium, small amounts of boron and zirconium as required, balance essentially nickel display excellent lives to rupture under load at intermediate high temperatures of about 850.degree. C.

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