EN 1706 Grade AC-71100 T1

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Description

Aluminium casting alloy (sand casting, permanent mould casting)

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

PropertyValueComment

Density

2.8 g/cm³

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Typical for Cast 7xx.x Series Aluminium

Mechanical

PropertyValueConditionRelated StandardsShapeComment

Bending Fatigue Strength

80.0 - 110.0 MPa

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T1

EN 1706

Casting

Elastic modulus

74.0 GPa

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Typical for Cast 7xx.x Series Aluminium

Hardness, Brinell

100.0 [-]

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T1

EN 1706

Casting

90.0 [-]

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T1

EN 1706

Casting

Poisson's ratio

0.33 [-]

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Typical for Cast 7xx.x Series Aluminium

Tensile strength

260.0 MPa

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T1

EN 1706

Casting

210.0 MPa

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T1

EN 1706

Casting

Thermal

PropertyTemperatureValueConditionRelated StandardsShapeComment

Coefficient of thermal expansion

100 °C, 20 °C

2.1e-05 1/K

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T1

EN 1706

Casting

Melting point

550.0 - 645.0 °C

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Typical for Cast 7xx.x Series Aluminium

Specific heat capacity

963.0 J/(kg·K)

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Typical for Cast 7xx.x Series Aluminium

Thermal conductivity

120.0 - 130.0 W/(m·K)

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T1

EN 1706

Casting

Electrical

PropertyValueConditionRelated StandardsShape

Electrical conductivity

17000000.0 - 20000000.0 S/m

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T1

EN 1706

Casting

Electrical resistivity

5e-08 - 5.88e-08 Ω·m

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T1

EN 1706

Casting

Chemical properties

PropertyValueConditionRelated StandardsShape

Aluminium

78.8 %

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T1

EN 1706

Copper

0.1 %

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T1

EN 1706

Casting

Iron

0.3 %

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T1

EN 1706

0.30 %

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T1

EN 1706

Casting

Magnesium

0.2 - 0.5 %

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T1

EN 1706

Casting

Manganese

0.15 %

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T1

EN 1706

Casting

Silicon

7.5 - 9.5 %

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T1

EN 1706

Casting

Titanium

0.15 %

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T1

EN 1706

Casting

Zinc

9.0 - 10.5 %

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T1

EN 1706

Casting

Technological properties

Property
Anodizing

decorative: not recommended

Corrosion properties

general: acceptable

General machinability

as cast: excellent

Processing methods

permanent mould casting, separately cast test sample