Copper Alloy UNS C73500

Topics Covered

Chemical Composition
Physical Properties
Mechanical Properties
Other Designations


Copper has the ability to be formed into alloys more freely than most metals, and can be combined with a broad range of alloying elements. This metal has excellent electrical and thermal conductivity of any commercial metal. There are 400 types of copper alloys with each consisting of a variety of properties that are suitable for many applications, manufacturing processes, and environments.

The following datasheet will provide details about UNS C73500 copper alloy.

Chemical Composition

The following table shows the chemical composition of UNS C73500 copper alloy.

Element Content (%)
Cu 72
Zn 10
Ni 18

Physical Properties

The physical properties of UNS C73500 copper alloys are outlined in the following table.

Properties Metric Imperial
Density 8.73 g/cm3 0.315 lb/in³

Mechanical Properties

The mechanical properties of UNS C73500 copper alloy are tabulated below.

Properties Metric Imperial
Tensile strength 345-758 MPa 50000-110000 psi
Yield strength (depending on temper) 103-579 MPa 14900-84000 psi
Elongation at break (in 25.4 mm) 37% 37%
Elastic modulus 117 GPa 17000 ksi
Poisson’s ratio 0.34 0.34
Machinability (UNS C36000 (free-cutting brass) = 100) 20 20

Other Designations

Equivalent material to UNS C73500 copper alloys is ASTM B122

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