Aluminum alloy for extrusion and drawing processes

Details Aluminum alloy for extrusion and drawing processes Aluminum alloy for extrusion and drawing processes

C - Chemistry, Metallurgy

22

C

C22C 21/00 (2006.01) B21C 23/08 (2006.01) B21D 39/06 (2006.01) B21D 53/06 (2006.01) C22C 21/16 (2006.01) F28F 9/18 (2006.01)

Patent

CA 2638403

An extrudable aluminum alloy composition includes, in weight percent, between 0.60 and 0.90 manganese, between 0.45 and 0.75 copper, between 0.05 and 0.24 magnesium, less than 0.30 iron, less than 0.30 silicon, less than 0.05 titanium, less than 0.05 vanadium, and a Cu/Mg ratio higher or equal to 3. It also relates to aluminum alloy heat exchanger extruded or drawn tube and extruded or drawn aluminum alloy tubing having the above-described aluminum alloy composition. It also relates to a heat exchanger comprising a plurality of extruded or drawn tube sections having the above-described aluminum alloy composition and a process for manufacturing same.

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