EN 12163 Grade CuSn8P R390

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Description

Material CuSn8P, mat. No. CW459K, is comparable to the DIN-make CuSn8 (2.1030). Also comparable to this DIN-make is the EN-make CuSn8 (CW453K). The alloyed by phosphor make (0,2 to 0,4%) is used for friction bearings only.

Related Standards

Equivalent Materials

This material data has been provided by WIAM.

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.

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Properties

General

PropertyTemperatureValue

Density

20.0 °C

8.8 g/cm³

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Mechanical

PropertyTemperatureValueComment

Elastic modulus

23.0 °C

96 - 120 GPa

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Typical for Cast Copper Bronze

Elongation

20.0 °C

45 %

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Elongation A10

20.0 °C

40 %

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Elongation A100

20.0 °C

35 %

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Elongation A11.3

20.0 °C

40 %

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Poisson's ratio

23.0 °C

0.34 [-]

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Typical for Cast Copper Bronze

Tensile strength

20.0 °C

390 MPa

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Yield strength Rp0.2

20.0 °C

260 - 280 MPa

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Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

23.0 °C

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

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Typical for Cast Copper Bronze

Melting point

760 - 1060 °C

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Typical for Cast Copper Bronze

Specific heat capacity

23.0 °C

376 - 440 J/(kg·K)

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Typical for Cast Copper Bronze

Thermal conductivity

23.0 °C

12 - 81 W/(m·K)

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Typical for Cast Copper Bronze

Chemical properties

PropertyValue

Iron

0.1 %

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Lead

0.05 %

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Nickel

0.3 %

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Phosphorus

0.2 - 0.4 %

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Tin

7.5 - 8.5 %

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Zinc

0.3 %

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