Patent · US Expired

AlMg alloy for welded constructions having improved mechanical characteristics

US6056836A · kind A · utility

4Cited by
2References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 23, 1998
Grant dateMay 2, 2000
Priority date
Expiry dateFeb 23, 2018

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC22C21/06
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Sheet for welded constructions having an ultimate tensile strength R.sub.m >275 MPa, elongation A>22% and a product A.times.R.sub.m >7000, having the composition, in % by weight: ______________________________________ Mg: 4.2-4.7; Mn: 0.20-0.40; Zn: <0.20; Fe: 0.20-0.45; Si <0.25; Cr <0.15; Cu <0.25; Ti <0.10; Zr <0.10; ______________________________________ other elements <0.05 each and <0.20 in total, balance Al.

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