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EN 12166: CuZn37 R700 Copper Alloy Wire – Specifications & Properties

Wire fom copper alloy for general purposes.

Properties

General

PropertyTemperatureValue

Density

20.0 °C

8.4 - 8.44 g/cm³

Mechanical

PropertyTemperatureValueComment

Elastic modulus

20.0 °C

110 GPa

100.0 °C

106 GPa

200.0 °C

102 GPa

300.0 °C

97 GPa

400.0 °C

89 GPa

500.0 °C

79 GPa

Shear modulus

23.0 °C

40 GPa

Typical for Wrought Copper Brass

Tensile strength

20.0 °C

700 MPa

Yield strength Rp0.2

20.0 °C

550 MPa

Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

150.0 °C

1.9E-5 1/K

300.0 °C

2.1E-5 1/K

650.0 °C

2.3E-5 1/K

800.0 °C

2.4E-5 1/K

Melting point

875 - 1075 °C

Typical for Wrought Copper Brass

Specific heat capacity

20.0 °C

377 J/(kg·K)

Thermal conductivity

-200.0 °C

50 W/(m·K)

20.0 °C

120 W/(m·K)

200.0 °C

142 W/(m·K)

Electrical

PropertyTemperatureValue

Electrical conductivity

20.0 °C

1.50E+7 S/m

200.0 °C

1.20E+7 S/m

Electrical resistivity

20.0 °C

6.6E-8 Ω·m

200.0 °C

8.3E-8 Ω·m

Chemical properties

PropertyValue

Aluminium

0.05 %

Copper

62 - 64 %

Iron

0.1 %

Lead

0.1 %

Nickel

0.3 %

Tin

0.1 %


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