DIN 1692 Grade GTW-45-07 decarburized annealed

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Description

GTW-45-07, decarburizing glowed malleable cast iron Application: for clutch parts (clutch catch muzzle), differential cases.

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

PropertyTemperatureValueComment

Density

23.0 °C

7.2 - 7.34 g/cm³

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Typical for Malleable Cast Iron

Mechanical

PropertyTemperatureValueComment

Elastic modulus

23.0 °C

165 - 180 GPa

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Typical for Malleable Cast Iron

Elongation

20.0 °C

4 - 10 %

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Hardness, Brinell

20.0 °C

220 [-]

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Poisson's ratio

23.0 °C

0.27 [-]

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Typical for Malleable Cast Iron

Shear modulus

23.0 °C

64 GPa

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Typical for Malleable Cast Iron

Tensile strength

20.0 °C

400 - 480 MPa

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Yield strength

20.0 °C

230 - 280 MPa

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Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

23.0 °C

1E-5 - 1.4E-5 1/K

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Typical for Malleable Cast Iron

Melting point

1120 °C

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Typical for Cast Iron

Specific heat capacity

23.0 °C

460 - 527 J/(kg·K)

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Typical for Malleable Cast Iron

Thermal conductivity

23.0 °C

51 W/(m·K)

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Typical for Malleable Cast Iron

Chemical properties

PropertyValue

Carbon

3 - 3.4 %

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Manganese

0.4 - 0.6 %

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Silicon

0.4 - 0.8 %

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Sulfur

0.12 - 0.25 %

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