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EN 12844: Grade G‑ZnAl6Cu1 Casting Specifications & Performance

The material G-ZnAl6Cu1, material NR. 2.2161, characteristic Z 610, one uses for castingtechnically difficult sand and ingot castings.

Properties

General

PropertyTemperatureValue

Density

20.0 °C

6.5 g/cm³

Mechanical

PropertyTemperatureValueComment

Elastic modulus

20.0 °C

130 GPa

Elongation

20.0 °C

1 - 3 %

Hardness, Brinell

20.0 °C

80 - 90 [-]

Poisson's ratio

23.0 °C

0.3 [-]

Typical for Zinc Aluminium

Tensile strength

20.0 °C

180 - 260 MPa

Yield strength Rp0.2

20.0 °C

150 - 200 MPa

Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

23.0 °C

2.2E-5 - 2.8E-5 1/K

Typical for Zinc Aluminium

Melting point

375 - 485 °C

Typical for Zinc Aluminium

Specific heat capacity

20.0 °C

452 J/(kg·K)

Thermal conductivity

20.0 °C

105 W/(m·K)

Electrical

PropertyTemperatureValue

Electrical conductivity

20.0 °C

1.50E+7 - 1.60E+7 S/m

Chemical properties

PropertyValue

Aluminium

5.6 - 6 %

Copper

1.2 - 1.6 %

Iron

0.08 %

Magnesium

5E-3 %

Tin

2E-3 %

Zinc

92.32 %

Technological properties

Property
Processing methods

permanent mould casting, separately cast test sample


Metal

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