DIN 1725-2 Grade 3.1371 T4

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Description

G-AlCu4TiMg - solidifies in an wide range of temperature - complicated casting - application in part hardend or warm hardend state - applicable for cast pieces, with high demands to strength (warm hardened) and highest toughness (cold hardened) application: - wear resistant construction parts in automobile, machine and aircraft industry

Related Standards

Equivalent Materials

This material data has been provided by WIAM,AluKey.

"Typical" values were obtained via a literature search. "Predicted" values were imputed via artificial intelligence technology. While we have placed significant efforts in ensuring data accuracy, "typical" and "predicted" data should be considered indicative and verified by appropriate material testing. Please do contact us if additional information on the the predicted data method is required.
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

2.75 g/cm³

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T4

EN 1706

20.0 °C

2.75 g/cm³

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

Mechanical

PropertyTemperatureValueConditionRelated StandardsComment

Bending Fatigue Strength

80.0 - 110.0 MPa

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T4

EN 1706

Elastic modulus

72.0 GPa

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T4

EN 1706

20.0 °C

70.6 GPa

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T4

WL 3.1854, DIN 1725-2

20.0 °C

72.0 GPa

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

Elongation

5.0 %

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T4

EN 1706

A50

8.0 %

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T4

EN 1706

A50

20.0 °C

3.0 %

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

20.0 °C

4.0 %

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T4

WL 3.1854, DIN 1725-2

20.0 °C

5.0 - 10.0 %

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

20.0 °C

5.0 %

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

20.0 °C

5.0 - 15.0 %

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

20.0 °C

6.0 %

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T4

WL 3.1854, DIN 1725-2

20.0 °C

8.0 - 18.0 %

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

Hardness, Brinell

90.0 [-]

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T4

EN 1706

20.0 °C

85.0 [-]

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

20.0 °C

90.0 - 120.0 [-]

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

20.0 °C

90.0 [-]

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

20.0 °C

90.0 - 115.0 [-]

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

20.0 °C

95.0 - 115.0 [-]

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

Poisson's ratio

0.33 [-]

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Typical for Cast 2xx.x Series Aluminium

Tensile strength

300.0 MPa

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T4

EN 1706

320.0 MPa

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T4

EN 1706

20.0 °C

240.0 MPa

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

20.0 °C

270.0 MPa

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

20.0 °C

300.0 - 400.0 MPa

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

20.0 °C

300.0 MPa

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T4

WL 3.1854, DIN 1725-2

20.0 °C

320.0 MPa

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

20.0 °C

320.0 - 420.0 MPa

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

Thermal

PropertyTemperatureValueConditionRelated Standards

Coefficient of thermal expansion

20 °C

2.3e-05 1/K

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T4

EN 1706

100 °C

2.3e-05 1/K

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T4

EN 1706

200.0 °C

2.4e-05 1/K

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

Melting point

540.0 - 640.0 °C

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T4

EN 1706

Specific heat capacity

910.0 J/(kg·K)

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T4

EN 1706

20.0 °C

910.0 J/(kg·K)

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

Thermal conductivity

120.0 - 150.0 W/(m·K)

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T4

EN 1706

20.0 °C

110.0 - 140.0 W/(m·K)

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

20.0 °C

126.0 - 147.0 W/(m·K)

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T4

WL 3.1854, DIN 1725-2

Electrical

PropertyTemperatureValueConditionRelated Standards

Electrical conductivity

16000000.0 - 23000000.0 S/m

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T4

EN 1706

20.0 °C

16000000.0 - 20000000.0 S/m

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

20.0 °C

17000000.0 - 19000000.0 S/m

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T4

WL 3.1854, DIN 1725-2

Electrical resistivity

4.35e-08 - 6.25e-08 Ω·m

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T4

EN 1706

Chemical properties

PropertyValueConditionRelated Standards

Aluminium

93.4 %

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T4

WL 3.1854, DIN 1725-2

93.5 %

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

Copper

4.2 - 4.9 %

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

4.2 - 5.0 %

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T4

WL 3.1854, DIN 1725-2

Iron

0.18 %

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

0.18 %

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T4

EN 1706

0.35 %

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T4

WL 3.1854, DIN 1725-2

Magnesium

0.15 - 0.3 %

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

0.15 - 0.35 %

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T4

WL 3.1854, DIN 1725-2

Manganese

0.001 - 0.5 %

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

0.1 %

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T4

WL 3.1854, DIN 1725-2

Nickel

0.03

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T4

WL 3.1854, DIN 1725-2

Silicon

0.18 %

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

0.3 %

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T4

WL 3.1854, DIN 1725-2

Titanium

0.15 - 0.3 %

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

0.15 - 0.25 %

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T4

WL 3.1854, DIN 1725-2

Zinc

0.07 %

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T4

DIN 1725-2, EN 1676, EN 1706, WL 3.1854

0.1 %

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T4

WL 3.1854, DIN 1725-2

Technological properties

Property
Anodizing

decorative: acceptable

Corrosion properties

general: not sufficient

General machinability

as cast: excellent

Processing methods

investment casting, sample taken from casting