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EN 12166 CuZn20 R540 Wire – Premium Copper Alloy for General Applications

Wire fom copper alloy for general purposes.

Properties

General

PropertyTemperatureValue

Density

20.0 °C

8.67 - 8.7 g/cm³

Mechanical

PropertyTemperatureValue

Elastic modulus

20.0 °C

119 GPa

100.0 °C

116 GPa

200.0 °C

111 GPa

300.0 °C

106 GPa

400.0 °C

100 GPa

500.0 °C

91 GPa

600.0 °C

81 GPa

700.0 °C

71 GPa

Elongation A100

20.0 °C

2 %

Poisson's ratio

20.0 °C

0.34 [-]

Shear modulus

20.0 °C

44 GPa

Tensile strength

20.0 °C

540 MPa

Yield strength Rp0.2

20.0 °C

450 MPa

Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

23.0 °C

1.7E-5 - 2.1E-5 1/K

Typical for Wrought Copper Brass

Melting point

875 - 1075 °C

Typical for Wrought Copper Brass

Specific heat capacity

20.0 °C

377 - 380 J/(kg·K)

100.0 °C

398 J/(kg·K)

200.0 °C

410 J/(kg·K)

300.0 °C

419 J/(kg·K)

400.0 °C

431 J/(kg·K)

Thermal conductivity

20.0 °C

142 W/(m·K)

Electrical

PropertyTemperatureValue

Electrical conductivity

20.0 °C

1.90E+7 S/m

Electrical resistivity

20.0 °C

5.3E-8 Ω·m

Specific Electrical conductivity

33 % IACS

Chemical properties

PropertyValue

Aluminium

0.02 %

Copper

79 - 81 %

Iron

0.05 %

Lead

0.05 %

Nickel

0.3 %

Tin

0.1 %


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