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Alloy 715 Copper Nickel

Sequoia Brass & Copper sells alloy 715 copper nickel. Copper nickel is most commonly used for marine applications because of its high seawater corrosion resistance and anti-biofouling properties. This product has good fatigue strength and thermal conductivity. Available in plate, sheet, strip, pipe, rod, and tube, 715 copper nickel is cut to order with your specifications. Common fabrication processes include forming and bending, welding, soldering and brazing. Typical uses of 715 copper nickel are for industrial projects including condensers, heat exchanger components, process equipment, refrigerators, and propeller sleeves.

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  Cu Fe Pb Mn Ni Zn
Min/Max Rem. .40 - 1.0 0.05 1 29.0 - 33 1
Nominal 69.5 0.5 30
Joining Technique Suitability
Soldering Excellent
Brazing Excellent
Oxyacetylene Welding Good
Gas Shielded Arc Welding Excellent
Coated Metal Arc Welding Excellent
Spot Weld Excellent
Seam Weld Excellent
Butt Weld Excellent
Capacity for Being Cold Worked Good
Capacity for Being Hot Formed Good
Machinability Rating: 20
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Common Fabrication Processes For 715 Copper Nickel

Forming and bending, welding

Typical Uses

Condensers, boiler parts, heat exchanger components, condenser components, process equipment, refrigerators, propeller sleeves, ferrules, heat exchanger tubes, evaporator tubes, distiller tubes, condenser plates, weld wire, flexible metal hose, pump impellers, welding backing rings
Valve bodies, sea water service, sea water condensers, salt water pipe fittings, water boxes - salt water applications, salt water flanges, salt water piping, pump bodies and internal parts - sea water, fittings