ASTM B702 Class E

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Description

Powder-metallurgy copper-tungsten electrical contact material.

Related Standards

This material data has been provided by WIAM.

"Typical" values were obtained via a literature search. "Predicted" values were imputed via artificial intelligence technology. While we have placed significant efforts in ensuring data accuracy, "typical" and "predicted" data should be considered indicative and verified by appropriate material testing. Please do contact us if additional information on the the predicted data method is required.
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.

Ashby charts

Properties

General

PropertyTemperatureValue

Density

20.0 °C

15 g/cm³

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Mechanical

PropertyTemperatureValue

Flexural strength

20.0 °C

1034 - 1103 MPa

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Hardness, Rockwell B

20.0 °C

94 - 106 [-]

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Tensile strength

20.0 °C

620 - 689 MPa

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Electrical

PropertyValue

Specific Electrical conductivity

25 - 45 % IACS

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Chemical properties

PropertyValue

Copper

18 - 22 %

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