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EN 12166 CuNi10Zn42Pb2 H04 – High-Performance Wrought Copper Alloy

Material CuNi10Zn42Pb2, mat. No. CW402J, is incomparable to a DIN-mark. It is used in the form of bars, prematerial for forged parts, forged parts, wires and profiles.

Properties

General

PropertyTemperatureValueComment

Density

23.0 °C

8.4 - 8.9 g/cm³

Typical for Wrought Copper Nickel Silver Grade

Mechanical

PropertyTemperatureValueComment

Elastic modulus

23.0 °C

120 - 140 GPa

Typical for Wrought Copper Nickel Silver Grade

Elongation

20.0 °C

6 %

Elongation A10

20.0 °C

4 %

Elongation A100

20.0 °C

2 %

Hardness, Vickers

20.0 °C

180 - 230 [-]

Poisson's ratio

23.0 °C

0.32 [-]

Typical for Wrought Copper Nickel Silver Grade

Tensile strength

20.0 °C

640 MPa

Yield strength Rp0.2

20.0 °C

500 MPa

Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

23.0 °C

1.6E-5 - 1.9E-5 1/K

Typical for Wrought Copper Nickel Silver Grade

Melting point

875 - 1135 °C

Typical for Wrought Copper Nickel Silver Grade

Specific heat capacity

23.0 °C

377 J/(kg·K)

Typical for Wrought Copper Nickel Silver Grade

Thermal conductivity

23.0 °C

21 - 116 W/(m·K)

Typical for Wrought Copper Nickel Silver Grade

Chemical properties

PropertyValue

Copper

45 - 48 %

Iron

0.3 %

Lead

1 - 2.5 %

Manganese

0.5 %

Nickel

9 - 11 %

Tin

0.2 %


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