EN 12844 Grade GD-ZnAl4Cu1 cast condition

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Description

The material GD-ZnAl4Cu1, material NR. 2.2141, characteristic Z 410, is the advantages alloy for pieces of die casting. The alloy combine good mechanical characteristics, good corrosion resistance, good dimensional accuracy and dimensional stability as well as the possibility for galvanically deposition nearly all metals on cast pieces of this alloy. With attention of increased purity and suitable processing conditions the material GD-ZnAl4Cu1 is applicable also under extreme climate conditions. The casting temperature is to amount to about 425 °C (max. 450 °C), the form temperature (pressure pouring) is on approximately 180 to max. to adjust 250 °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

PropertyTemperatureValue

Density

20.0 °C

6.7 g/cm³

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Mechanical

PropertyTemperatureValueComment

Elastic modulus

20.0 °C

130 GPa

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Elongation

20.0 °C

2 - 5 %

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Hardness, Brinell

20.0 °C

85 - 105 [-]

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Poisson's ratio

23.0 °C

0.3 [-]

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Typical for Zinc Aluminium

Tensile strength

20.0 °C

280 - 350 MPa

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Yield strength Rp0.2

20.0 °C

220 - 250 MPa

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Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

23.0 °C

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

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Typical for Zinc Aluminium

Melting point

375 - 485 °C

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Typical for Zinc Aluminium

Specific heat capacity

20.0 °C

427 J/(kg·K)

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Thermal conductivity

20.0 °C

92 - 100 W/(m·K)

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Electrical

PropertyTemperatureValue

Electrical conductivity

20.0 °C

1.60E+7 S/m

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Chemical properties

PropertyValue

Aluminium

3.5 - 4.3 %

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Copper

0.4 - 1.1 %

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Iron

5E-3 %

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Magnesium

0.02 - 0.06 %

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Nickel

0.02 %

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Tin

0.02 %

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Zinc

94.44 %

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Technological properties

Property
Processing methods

pressure die casting, separately cast test sample