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Cupronickel - Copper Nickel Alloy UNS C71640

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Introduction

Copper-nickel alloys have very good resistance to biofouling and marine corrosion, and possess good fabricability. Copper gains more strength and corrosion resistance when nickel is added to it.

The following datasheet will provide more details about the UNS C71640 copper nickel (cupronickel) alloy.

Chemical Composition

The following table shows the chemical composition of the UNS C71640 cupronickel-copper nickel alloy.


The physical properties of UNS C71640 copper nickel alloy are outlined in the following table.

Physical Properties

The physical properties of UNS C71640 copper nickel alloy are outlined in the following table.

Mechanical Properties

The mechanical properties of UNS C71640 cupronickel alloy are tabulated below.

Thermal Properties

The thermal properties of UNS C71640 copper nickel alloy are tabulated below.

Other Designations

Equivalent materials to the UNS C71640 copper nickel alloy are:

  • ASTM B111
  • ASTM B543
  • ASTM B552