Patent ID: 6361882
Filing Date: 2002-03-26
Classification: B23K,B32B,F28D,F28F,Y10S,Y10T

Abstract:
A high-strength aluminum alloy clad material for heat exchangers exhibiting excellent corrosion resistance comprising a core material and a brazing material, with both sides of the core material clad with the brazing material, wherein the core material comprises an aluminum alloy comprising from 0.3% to less than 0.6% of Mn, from more than 0.6% to 1.0% of Cu, less than 0.1% of Si, 0.3% or less of Fe, and from 0.06% to 0.35% of Ti, with the remainder consisting of Al and impurities; and the brazing material used to clad the core material comprises an Alâ€”Si aluminum alloy in which the Ca content is limited to 0.006% or less.