Multi-layer aluminum alloy sheet product for tubes for heat exchangers

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United States of America Patent

PATENT NO 9964364
SERIAL NO

13891824

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Abstract

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An aluminum sheet product comprises: a core layer comprising one of a 3xxx, 5xxx and 6xxx aluminum alloy; and a liner layer comprising one of a 3xxx aluminum alloy having an additive of 0.5-5% Zn, and a 7xxx aluminum alloy. In some embodiments, the aluminum sheet product r has an O temper pre-braze tensile strength of at least 20 Ksi. In some embodiments the corrosion potential difference between the liner and core is at least 30 millivolts. In some embodiments, the aluminum sheet product further comprises an inner layer comprising one of a 3xxx and a 4xxx aluminum alloy.

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Patent Owner(s)

Patent OwnerAddress
ARCONIC TECHNOLOGIES LLC201 ISABELLA STREET PITTSBURGH PA 15212

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ren, Baolute Lititz, US 18 86

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