Brazing sheets, articles formed from brazing sheets, and methods of forming articles

Abstract

Brazing sheets, articles formed from or including all or a portion of a brazing sheet, and methods of forming articles of manufacture are provided. A brazing sheet embodiment comprises a core layer, a brazing layer, and an interliner layer intermediate the core layer and the brazing layer. The core layer comprises a 6XXX series aluminum alloy having a core layer solidus temperature of at least 600° C. and comprising at least 0.3 weight percent magnesium based on a total weight of the 6XXX series aluminum alloy. The brazing layer comprises a 4XXX series aluminum alloy having a brazing layer solidus temperature lower than the core layer solidus temperature. The interliner layer comprises a first aluminum alloy comprising no greater than 0.5 weight percent manganese based on a total weight of the first aluminum alloy.

Dependencies are inferred from the claim text.