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US 2012/0237793 A1Published application
Multi-layer brazing sheet
AssigneeAlcoa Inc.
InventorsStephen F. Baumann, Raymond J. Kilmer, Baolute Ren
Life of this patent
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Abstract
Various illustrative embodiments of a multi-layer brazing sheet are provided. The multi-layer brazing sheet demonstrates improved corrosion resistance on its exposed air side surface.
Claims15
A multi-layer aluminum alloy brazing sheet comprising:
- a core layer comprising a 3XXX-series alloy;
- an outer interliner layer comprising an aluminum alloy;
- and
- an outer braze liner layer comprising an aluminum alloy having a Si content from about 6% to 15%, wherein at least one of the outer interliner layer and the outer braze liner layer has a Zn content.
1 more element
Dependencies are inferred from the claim text.