Patent ID: 8663817

Claim:
Brazing sheet made up of a core sheet made of aluminum alloy clad on at least one side with a layer of cladding forming a sacrificial anode, characterized in that said layer of cladding consists of an aluminum alloy of chemical composition, expressed as percentages by weight: Si: greater than 2.0 and up to 7.0; Fe: less than 0.3; Cu: less than 1.0; Mn: 1.0 to 2.0; Mg: less than 0.5; Zn: 1.0 to 3.0; Cr: less than 0.25; Ni: less than 1.5; Ti: less than 0.25; Co: less than 1.5; V, In, Sn, Zr, and Sc: less than 0.25 each; other elements: less than 0.05 each and 0.15 in total; wherein the remainder is aluminum.