The OK Tigrod 19.49 is a dependable bare Cu-Ni rod for welding similar alloys, such as 90Cu10Ni, 80Cu20Ni, and 70Cu30Ni. The addition of nickel fortifies the weld metal and enhances its corrosion resistance, particularly in saltwater. This reliable alloy is commonly used for overlay welding of steels and for welding Cu-Ni components in desalination plants.