Patent Number: 8,501,327

Title: Aluminum alloy clad sheet for heat exchanger

Abstract: An aluminum alloy clad sheet for heat exchangers includes a core layer, a sacrificial layer disposed on one side of the core layer, and a brazing layer of an Al--Si alloy disposed on the other side of the core layer, wherein the core layer contains Si: 0.15% to 1.6% by mass, Mn: 0.3% to 2.0% by mass, Cu: 0.1% to 1.0% by mass, Ti: 0.02% to 0.30% by mass, and the remainder of Al and incidental impurities, and the sacrificial layer contains Zn: 4.0% to 10.0% by mass, Cr: 0.01% to 0.5% by mass, and the remainder of Al and incidental impurities.

Inventors: Kobayashi; Nobuhiro (Kobe, JP), Sakashita; Shinji (Kobe, JP), Ueda; Toshiki (Moka, JP)

Assignee: Kobe Steel, Ltd.

International Classification: B32B 15/20 (20060101); C22C 21/00 (20060101)

Expiration Date: 2021-08-06 0:00:00