Patent · US Active

Weldable metal article

US8784999B2 · kind B2 · utility

0Cited by

4References

18Claims

0Family size

Assignee

ALERIS ALUMINUM KOBLENZ GMBH · DE

Inventors

Andrew Norman · Beverwijk, NL
Sabine Maria Spangel · Koblenz, DE

Key dates

Filing date	Apr 14, 2010
Grant date	Jul 22, 2014
Priority date	—
Expiry date	Jan 26, 2031

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/12764
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

The invention relates to an extruded or rolled clad metal article having a core metal layer and a cladding metal layer on at least one surface of the core layer, wherein the metals of the core metal layer and the cladding metal layer are each aluminum alloys, preferably an aluminum-magnesium alloy, having at least Sc in a range of 0.05% to 1%, and wherein the Sc-content in the core metal layer is lower than in the cladding metal layer. This further relates to a welded structure incorporating such a metal article.

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