Patent · US Expired

Nickel-chromium-iron alloy

US4401622A · kind A · utility

3Cited by
7References
6Claims
0Family size

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Key dates

Filing dateApr 20, 1981
Grant dateAug 30, 1983
Priority date
Expiry dateApr 20, 2001

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC22C19/056
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A nickel-chromium-iron alloy intended principally for automotive turbocharger applications, the alloy being characterized by good stress - rupture strength, ductility, tensile strength, etc. and containing, generally speaking, 10-15% Cr, 18-30% Fe, 3-4.25% Ti, 2.25-3.5% Al, Ti+Al from 6 to 7.25%, ratio of Ti to Al of at least 0.9 and up to 1.6, 4-6% Mo, 0.01-0.2% B, 0.03-0.3% C, balance essentially nickel.

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