摘要：

The present invention relates to a kind of brazing sheet products, it includes made of aluminum alloy, on at least one surface coating chip of aluminium clad, with two coverings or layer on nickel-containing layer outer surface, and it includes the outer surface or the layer that zinc or tin are located at the aluminium clad as binder course that wherein brazing sheet product, which does not have layer, the layer includes nickel, and wherein aluminium clad alloy layer includes, by weight percentage: Si 2 to 18, Mg at most 8.0, Zn is up to 5.0, copper is up to 5.0, Mn, at most 0.30, at most 0.30, iron is up to 0.80, Sr are up to 0.20, it is at least one selected from the group being made up of: (bismuth 0.01 to 1.0, lead 0.01 to 1.0, lithium 0.01 to 1.0, Sb 0.01 to 1.0 ). Every kind of impurity most 0.05, total amount is upwardly into 0.20, balance aluminium.

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