Patent ID: 7776454
Filing Date: 2010-08-17
Classification: B21B,B23K,B32B,Y10T

Abstract:
1. A brazing strip or foil comprising: a first layer including one or both of nickel and copper; a second layer including one or both of ‘titanium and zirconium; a third layer including one or both of nickel and copper; a fourth layer including one or both of nickel and copper; a fifth layer including one or both of titanium and zirconium; a sixth layer including one or both of nickel and copper, and a core including one of titanium and zirconium, wherein said core is in a middle of said layers, wherein the weight percentage of the resulting brazing strip or foil results in about a 20Cu-20Ni-20Zr-40Ti alloy upon brazing.