EN 13835 Grade GGG-NiMn 23 4 cast condition

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Description

GGG NiMn 23 4, material number 0.7673, as GGG NiMn 23 3 also contained in VdTUEV Wbl 376 : 2001-06, possesses a particularly high strain. It is not magnetizable and cold-toughly to -196 °C. Application: Use for cast pieces of the refrigeration technology to -196 °C. According to VdTUEV Wbl 367 : 2001-06 it is for pressure tanks from -196 to 350 °C.

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

7.15 g/cm³

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Typical for Ductile (Nodular) Cast Iron

Mechanical

PropertyTemperatureValueComment

Elastic modulus

23.0 °C

165 - 180 GPa

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Typical for Ductile (Nodular) Cast Iron

Elongation

20.0 °C

25 %

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Hardness, Brinell

20.0 °C

150 - 180 [-]

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Poisson's ratio

23.0 °C

0.26 - 0.31 [-]

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Typical for Ductile (Nodular) Cast Iron

Shear modulus

23.0 °C

63 - 66 GPa

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Typical for Ductile (Nodular) Cast Iron

Tensile strength

20.0 °C

440 - 480 MPa

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Yield strength

20.0 °C

210 - 240 MPa

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Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

23.0 °C

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

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Typical for Ductile (Nodular) Cast Iron

Max service temperature, long

-196 - 350 °C

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Melting point

1150 - 1200 °C

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Typical for Ductile (Nodular) Cast Iron

Specific heat capacity

23.0 °C

460 - 502 J/(kg·K)

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Typical for Ductile (Nodular) Cast Iron

Thermal conductivity

23.0 °C

13 - 42 W/(m·K)

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Typical for Ductile (Nodular) Cast Iron

Chemical properties

PropertyValue

Carbon

2.6 %

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Manganese

4 - 4.5 %

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Nickel

22 - 24 %

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Phosphorus

0.08 %

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Silicon

1.5 - 2.5 %

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