Industrial Grade Copper Nickel Tubes are available in outer diameter of 6.0 mm to 42.0 mm and with wall thickness of 0.50 mm to 2.64 mm. These Copper Nickel Tubes contain nickel and strengthening elements, such as iron and manganese. These Copper Nickel Tubes are resistant to corrosion in seawater. These Industrial Grade Copper Nickel Tubes are widely used for piping, heat exchangers and condensers in seawater systems, as well as marine hardware.