DIN 1725-2 Grade 3.2982 F

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Description

GD-AlSi12(Cu) is an eutectic alloy with excellent castin properties, good strain and moderate strength. It is applicable for difficult shaped, thin-walled, pressure-tight, fatiguing and impact loaded cast pieces. Application: tool, machine, automotive and instrument construction, cases, impeller, rip bodys, tool bearer

Related Standards

Equivalent Materials

This material data has been provided by WIAM,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

PropertyTemperatureValueConditionRelated Standards

Density

20.0 °C

2.65 g/cm³

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F

DIN 1725-2, EN 1676, EN 1706

2.65 g/cm³

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F

EN 1706

Mechanical

PropertyTemperatureValueConditionRelated StandardsComment

Bending Fatigue Strength

60.0 - 90.0 MPa

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F

EN 1706

Elastic modulus

20.0 °C

76.0 GPa

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F

DIN 1725-2, EN 1676, EN 1706

76.0 GPa

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F

EN 1706

Elongation

20.0 °C

1.0 - 3.0 %

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F

DIN 1725-2, EN 1676, EN 1706

1.0 %

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F

EN 1706

A50

Hardness, Brinell

20.0 °C

60.0 - 100.0 [-]

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F

DIN 1725-2, EN 1676, EN 1706

70.0 [-]

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F

EN 1706

Poisson's ratio

0.33 [-]

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Typical for Cast 3xx.x Series Aluminium

Shear modulus

2.8 GPa

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Typical for Cast 3xx.x Series Aluminium

Tensile strength

20.0 °C

220.0 - 300.0 MPa

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F

DIN 1725-2, EN 1676, EN 1706

240.0 MPa

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F

EN 1706

Thermal

PropertyTemperatureValueConditionRelated Standards

Coefficient of thermal expansion

200.0 °C, 200 °C, 20 °C

2.1e-05 1/K

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F

DIN 1725-2, EN 1676, EN 1706

100 °C, 20 °C

1.9999999999999998e-05 1/K

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F

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Melting point

530.0 - 580.0 °C

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F

EN 1706

Specific heat capacity

20.0 °C

890.0 J/(kg·K)

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F

DIN 1725-2, EN 1676, EN 1706

890.0 J/(kg·K)

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F

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Thermal conductivity

20.0 °C

120.0 - 140.0 W/(m·K)

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F

DIN 1725-2, EN 1676, EN 1706

120.0 - 150.0 W/(m·K)

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F

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Electrical

PropertyTemperatureValueConditionRelated Standards

Electrical conductivity

20.0 °C

16000000.0 - 20000000.0 S/m

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F

DIN 1725-2, EN 1676, EN 1706

15000000.0 - 20000000.0 S/m

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F

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Electrical resistivity

5e-08 - 6.67e-08 Ω·m

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F

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Chemical properties

PropertyValueConditionRelated Standards

Aluminium

81.9 %

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F

DIN 1725-2, EN 1676, EN 1706

Copper

1.2 %

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F

DIN 1725-2, EN 1676, EN 1706

Iron

1.2 %

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F

DIN 1725-2, EN 1676, EN 1706

1.20 %

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F

EN 1706

Lead

0.2 %

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F

DIN 1725-2, EN 1676, EN 1706

Magnesium

0.4 %

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F

DIN 1725-2, EN 1676, EN 1706

Manganese

0.1 - 0.5 %

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F

DIN 1725-2, EN 1676, EN 1706

Nickel

0.2 %

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F

DIN 1725-2, EN 1676, EN 1706

Silicon

10.5 - 13.5 %

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F

DIN 1725-2, EN 1676, EN 1706

Tin

0.1 %

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F

DIN 1725-2, EN 1676, EN 1706

Titanium

0.15 %

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F

DIN 1725-2, EN 1676, EN 1706

Zinc

0.5 %

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F

DIN 1725-2, EN 1676, EN 1706

Technological properties

Property
Anodizing

decorative: not recommended

Corrosion properties

general: acceptable

General machinability

after thermal treatment: acceptable

Processing methods

pressure die casting, separately cast test sample