PdW10 soft annealed (+A)

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Description

The palladium-tungsten alloy PdW10, also Pd90W10 or 90Pd10W, is used as contact material (tapping contacts) as well as potentiometer alloy. The material is ductile, corrosion-resistant and abrasion-resistant. It is machinable, conditionally deductible from the gas phase.

Related Standards

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

12.5 g/cm³

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Mechanical

PropertyTemperatureValueComment

Elastic modulus

20.0 °C

177 GPa

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Elongation

20.0 °C

30 %

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Hardness, Vickers

20.0 °C

100 [-]

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Poisson's ratio

23.0 °C

0.39 [-]

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Typical for Palladium

Shear modulus

20.0 °C

62 GPa

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Tensile strength

20.0 °C

510 MPa

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Yield strength Rp0.2

20.0 °C

170 MPa

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Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

300.0 °C

1.08E-5 1/K

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Melting point

1553 °C

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Typical for Palladium

Specific heat capacity

23.0 °C

236 - 248 J/(kg·K)

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Typical for Palladium

Thermal conductivity

23.0 °C

60 - 76 W/(m·K)

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Typical for Palladium

Electrical

PropertyTemperatureValue

Electrical resistivity

20.0 °C

3.56E-7 Ω·m

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Chemical properties

PropertyValue

Palladium

90 %

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Tungsten

10 %

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