Aluminum alloy products of high corrosion resistance and deformability

US4137102A · kind A · utility

Assignee

• Metallgesellschaft AG · DE

Inventors

• Jurgen Althoff · Oberursel, DE
• Kurt Jager
• Heinz Lommel · Neu-Anspach, DE
• Manfred Moller · Niedernhausen, DE
• Manfred Potzschke · Kronberg, DE

Key dates

• Filing date: Jun 29, 1976
• Grant date: Jan 30, 1979
• Expiry date: Jun 29, 1996

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/31678
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

In the fabrication of an exhaust system of an internal-combustion engine, a tube-bank heat exchanger, a ducted-plate solar collector, saline water reclamation plant and enameled kitchenware, the improvement which comprises the use of a wrought aluminum alloy consisting essentially of: PA1 0.8 to 2.2% by weight manganese, PA1 0.1 to 0.5% by weight zirconium, PA1 0 to 1.0% by weight iron, PA1 0 to 0.6% by weight silicon, PA1 0 to 0.5% by weight copper, PA1 0 to 0.1% by weight magnesium, Balance aluminum and unavoidable impurities.