Patent ID: 7078111
Filing Date: 2006-07-18
Classification: B23K,B32B,C22C,C23C,C25D,Y10T

Abstract:
1. A brazing sheet product comprising a core metal sheet ( 1 ), on at least one side of said core metal sheet ( 1 ) a clad layer ( 2 ) made of an aluminium brazing alloy comprising silicon in an amount in the range of 4 to 14% by weight, and on at least one outersurface of said clad layer ( 2 ) a layer comprising iron or iron alloy ( 4 ), and on the outersurface of said layer comprising iron or iron alloy ( 4 ) a further layer ( 3 ) comprising a metal X, whereby X is selected from the group consisting of tin, zinc, bismuth, indium, antimony, strontium, titanium, manganese, copper, or combinations of two or more thereof.