S4X7 (cemented carbide)

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Description

Tungsten hard material for wear protection

Related Standards

Equivalent Materials

This material data has been provided by Ceratizit.

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

23.0 °C

13.05 g/cm³

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Binder

Cobalt binder

Grain structure

Fine grain size

Mechanical

PropertyTemperatureValue

Compressive strength

23.0 °C

5700 MPa

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Elastic modulus

23.0 °C

525 GPa

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Hardness, Rockwell A

23.0 °C

91 [-]

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Hardness, Vickers

23.0 °C

1490 [-]

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Plane-Strain Fracture Toughnes

23.0 °C

11.6 MPa·√m

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Tensile strength, transverse

23.0 °C

2300 MPa

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Thermal

PropertyTemperatureValue

Coefficient of thermal expansion

23.0 °C

5.7E-6 1/K

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Thermal conductivity

23.0 °C

75 W/(m·K)

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Chemical properties

PropertyValueComment

Cobalt

11 %

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as binder

Tungsten

WC balance

Technological properties

Property