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DIN 1725-2 Grade 3.2381 T5 – G‑AlSi10Mg Cast Alloy for Complex, High‑Strength Applications

G-AlSi10Mg is a near eutectic alloy with excellent casting characteristics. It exhibits well plasticity with medium strength. The alloy is suitable for difficult shapes, thin-walled, pressure tight, oscillating loaded, impact loaded cast parts. Application: devices, machines, vehicle and apparatus engineering, housing, impellers, rib body, equipment support

Properties

General

PropertyTemperatureValueConditionRelated Standards

Density

20.0 °C

2.65 g/cm³

T5

DIN 1725-2, EN 1676, EN 1706

Mechanical

PropertyTemperatureValueConditionRelated StandardsComment

Elastic modulus

20.0 °C

74.0 GPa

T5

DIN 1725-2, EN 1676, EN 1706

Elongation

-196.0 °C

0.6 %

T5

DIN 1725-2, EN 1676, EN 1706

-196.0 °C

2.4 %

T5

DIN 1725-2, EN 1676, EN 1706

-120.0 °C

0.5 %

T5

DIN 1725-2, EN 1676, EN 1706

-120.0 °C

2.4 %

T5

DIN 1725-2, EN 1676, EN 1706

-50.0 °C

1.0 %

T5

DIN 1725-2, EN 1676, EN 1706

-50.0 °C

2.4 %

T5

DIN 1725-2, EN 1676, EN 1706

20.0 °C

0.8 %

T5

DIN 1725-2, EN 1676, EN 1706

20.0 °C

1.0 %

T5

DIN 1725-2, EN 1676, EN 1706

20.0 °C

1.0 - 4.0 %

T5

DIN 1725-2, EN 1676, EN 1706

20.0 °C

2.2 %

T5

DIN 1725-2, EN 1676, EN 1706

20.0 °C

2.2 - 2.4 %

T5

DIN 1725-2, EN 1676, EN 1706

20.0 °C

2.4 %

T5

DIN 1725-2, EN 1676, EN 1706

220.0 °C

10.6 %

T5

DIN 1725-2, EN 1676, EN 1706

220.0 °C

28.4 %

T5

DIN 1725-2, EN 1676, EN 1706

280.0 °C

30.1 %

T5

DIN 1725-2, EN 1676, EN 1706

Hardness, Brinell

20.0 °C

75.0 [-]

T5

DIN 1725-2, EN 1676, EN 1706

20.0 °C

80.0 [-]

T5

DIN 1725-2, EN 1676, EN 1706

20.0 °C

80.0 - 110.0 [-]

T5

DIN 1725-2, EN 1676, EN 1706

20.0 °C

85.0 - 115.0 [-]

T5

DIN 1725-2, EN 1676, EN 1706

Poisson's ratio

0.33 [-]

Typical for Cast 3xx.x Series Aluminium

Shear modulus

2.8 GPa

Typical for Cast 3xx.x Series Aluminium

Shear strength

20.0 °C

201.0 MPa

T5

DIN 1725-2, EN 1676, EN 1706

Tensile strength

-196.0 °C

277.0 MPa

T5

DIN 1725-2, EN 1676, EN 1706

-196.0 °C

304.0 MPa

T5

DIN 1725-2, EN 1676, EN 1706

-120.0 °C

256.0 MPa

T5

DIN 1725-2, EN 1676, EN 1706

-120.0 °C

275.0 MPa

T5

DIN 1725-2, EN 1676, EN 1706

-50.0 °C

246.0 MPa

T5

DIN 1725-2, EN 1676, EN 1706

-50.0 °C

263.0 MPa

T5

DIN 1725-2, EN 1676, EN 1706

20.0 °C

200.0 MPa

T5

DIN 1725-2, EN 1676, EN 1706

20.0 °C

220.0 MPa

T5

DIN 1725-2, EN 1676, EN 1706

20.0 °C

220.0 - 320.0 MPa

T5

DIN 1725-2, EN 1676, EN 1706

20.0 °C

235.0 - 251.0 MPa

T5

DIN 1725-2, EN 1676, EN 1706

20.0 °C

235.0 MPa

T5

DIN 1725-2, EN 1676, EN 1706

20.0 °C

240.0 - 320.0 MPa

T5

DIN 1725-2, EN 1676, EN 1706

20.0 °C

241.0 MPa

T5

DIN 1725-2, EN 1676, EN 1706

20.0 °C

241.0 - 304.0 MPa

T5

DIN 1725-2, EN 1676, EN 1706

20.0 °C

251.0 MPa

T5

DIN 1725-2, EN 1676, EN 1706

20.0 °C

304.0 MPa

T5

DIN 1725-2, EN 1676, EN 1706

220.0 °C

68.0 MPa

T5

DIN 1725-2, EN 1676, EN 1706

220.0 °C

75.0 MPa

T5

DIN 1725-2, EN 1676, EN 1706

280.0 °C

48.0 MPa

T5

DIN 1725-2, EN 1676, EN 1706

Thermal

PropertyTemperatureValueConditionRelated StandardsComment

Coefficient of thermal expansion

200.0 °C

2.2e-05 1/K

T5

DIN 1725-2, EN 1676, EN 1706

Melting point

505.0 - 770.0 °C

Typical for Cast 3xx.x Series Aluminium

Specific heat capacity

20.0 °C

910.0 J/(kg·K)

T5

DIN 1725-2, EN 1676, EN 1706

Thermal conductivity

20.0 °C

130.0 - 190.0 W/(m·K)

T5

DIN 1725-2, EN 1676, EN 1706

Electrical

PropertyTemperatureValueConditionRelated Standards

Electrical conductivity

20.0 °C

17000000.0 - 26000000.0 S/m

T5

DIN 1725-2, EN 1676, EN 1706

Chemical properties

PropertyValueConditionRelated Standards

Aluminium

87.2 %

T5

DIN 1725-2, EN 1676, EN 1706

Copper

0.05

T5

DIN 1725-2, EN 1676, EN 1706

Iron

0.5

T5

DIN 1725-2, EN 1676, EN 1706

Magnesium

0.2 - 0.5 %

T5

DIN 1725-2, EN 1676, EN 1706

Manganese

0.001 - 0.4 %

T5

DIN 1725-2, EN 1676, EN 1706

Silicon

9.0 - 11.0 %

T5

DIN 1725-2, EN 1676, EN 1706

Titanium

0.15

T5

DIN 1725-2, EN 1676, EN 1706

Zinc

0.1

T5

DIN 1725-2, EN 1676, EN 1706

Technological properties

Property
Processing methods

permanent mould casting


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