Item Brazing Alloy. Joining Applications Cast Iron to Steel, Copper to Nickel, Nickel to Nickel, Copper to Steel, Cast Iron to Stainless Steel, Cast Iron to Nickel, Steel to Steel, Cast Iron to Copper, Copper to Stainless Steel, Nickel to Stainless Steel, Cast Iron to Cast Iron, Stainless Steel to Stainless Steel, Stainless Steel to Steel, Nickel to Steel.