Patent · US Expired

A1 alloy and method

US6544358B1 · kind B1 · utility

6Cited by
6References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 8, 1999
Grant dateApr 8, 2003
Priority date
Expiry dateJul 8, 2019

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC22F1/047
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

An aluminium alloy in the AA5XXX series has the composition: Si 0.10-0.25 %; Fe 0.18-0.30 %; Cu up to 0.5 %; Mn 0.4-0.7 %; Mg 3.0-3.5%; Cr up to 0.2%; and Ti up to 0.1%. Rolled and annealed sheet of the alloy is readily formed into shaped components for use in vehicles which components have good strength and resistance to stress corrosion cracking.

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