ASTM AS21A

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Related Standards

Equivalent Materials

This material data has been provided by AluKey.

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

2.72 g/cm³

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Typical for Cast Aluminium Manganese Grade

Mechanical

PropertyTemperatureValueComment

Elastic modulus

23.0 °C

40 - 45 GPa

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Typical for Cast Aluminium Manganese Grade

Poisson's ratio

23.0 °C

0.29 [-]

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Typical for Magnesium

Shear modulus

23.0 °C

45 GPa

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Typical for Magnesium

Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

23.0 °C

2.5E-5 - 2.6E-5 1/K

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Typical for Cast Aluminium Manganese Grade

Melting point

465 - 620 °C

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Typical for Cast Aluminium Manganese Grade

Specific heat capacity

23.0 °C

1000 - 1080 J/(kg·K)

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Typical for Cast Aluminium Manganese Grade

Thermal conductivity

23.0 °C

42 - 75 W/(m·K)

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Typical for Cast Aluminium Manganese Grade

Chemical properties

PropertyValue

Aluminium

1.8 - 2.5 %

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Beryllium

5E-4 - 1.5E-3 %

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Copper

0.01 %

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Iron

4E-3 - 5E-3 %

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Manganese

0.18 - 0.7 %

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Nickel

1E-3 %

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Other

each 0.01. Rest Mg

Silicon

0.7 - 1.2 %

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Zinc

0.2 %

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