Patent · US Expired

Aluminum alloy for casting

US4462961A · kind A · utility

1Cited by
1References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 26, 1982
Grant dateJul 31, 1984
Priority date
Expiry dateOct 26, 2002

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC22C21/04
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

An aluminum alloy for casting purposes contains over 6% and up to 13% by weight of silicon, over 2% and up to 5% by weight of copper, over 0.25% and up to 1% by weight of magnesium, over 0.1% and up to 0.5% by weight of nickel, and over 0.03% and up to 1% by weight of antimony, in addition to aluminum and impurities. The copper and magnesium have a ratio by weight of about 3:1 to 8:1.

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