AA Standards Grade 2219 T37

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Description

Aluminum Alloy AA 2219, an age-hardenable alloy is produced with a copper additive. It is well-known for its excellent structural strength and it’s used for numerous high temperature applications. It is a suitable alloy for many metalworking processes including machining, forming, heat treatment, cold working, and more.

Related Standards

Equivalent Materials

This material data has been provided by 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

PropertyValueConditionRelated Standards

Density

2.84 g/cm³

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T37

AA Standards, ASTM B209

Mechanical

PropertyValueConditionRelated StandardsComment

Elastic modulus

73.0 GPa

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T37

AA Standards, ASTM B209

Plane-Strain Fracture Toughnes

22.0 - 35.0 MPa·√m

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Typical for Wrought 2000 Series Aluminium

Poisson's ratio

0.33 [-]

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Typical for Wrought 2000 Series Aluminium

Shear modulus

26.0 - 27.5 GPa

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Typical for Wrought 2000 Series Aluminium

Tensile strength

295.0 MPa

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T37

AA Standards, ASTM B209

310.0 MPa

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T37

AA Standards, ASTM B209

325.0 MPa

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T37

AA Standards, ASTM B209

340.0 MPa

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T37

AA Standards, ASTM B209

Thermal

PropertyTemperatureValueConditionRelated StandardsComment

Coefficient of thermal expansion

20 °C

2.23e-05 1/K

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T37

AA Standards, ASTM B209

100 °C

2.23e-05 1/K

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T37

AA Standards, ASTM B209

Melting point

545.0 - 645.0 °C

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T37

AA Standards, ASTM B209

Specific heat capacity

816.0 - 963.0 J/(kg·K)

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Typical for Wrought 2000 Series Aluminium

Thermal conductivity

113.0 - 172.0 W/(m·K)

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T37

AA Standards, ASTM B209

Electrical

PropertyValueConditionRelated Standards

Electrical conductivity

16000000.0 - 26000000.0 S/m

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T37

AA Standards, ASTM B209

Electrical resistivity

3.85e-08 - 6.25e-08 Ω·m

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T37

AA Standards, ASTM B209

Chemical properties

PropertyValueConditionRelated Standards

Copper

5.8 - 6.8 %

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T37

AA Standards, ASTM B209

Iron

0.30 %

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T37

AA Standards, ASTM B209

Magnesium

0.02 %

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T37

AA Standards, ASTM B209

Manganese

0.2 - 0.4 %

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T37

AA Standards, ASTM B209

Silicon

0.2 %

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T37

AA Standards, ASTM B209

Titanium

0.02 - 0.1 %

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T37

AA Standards, ASTM B209

Vanadium

0.05 - 0.15 %

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T37

AA Standards, ASTM B209

Zinc

0.1 %

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T37

AA Standards, ASTM B209

Zirconium

0.1 - 0.25 %

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T37

AA Standards, ASTM B209

Technological properties

Property
Brazing

general: no brazing is known or developed

Corrosion properties

Stress corrosion cracking: Betriebsschäden in Gebieten mit Zugspannungen quer zur Kornstruktur, Eingeschränkte Schäden an Laborproben (T31, T351, T3510, T3511, T37), kein Schadensfall im Betrieb, eingeschränkte Schäden bei den Labortests (T81, T851, T8510, T8511), general: sufficient, in principle it should be protected

General machinability

General: good to acceptable

Workability

general (condition): poor(T31, T351, T3510, T3511), not suitable (T37, T81, T851, T8510, T8511, T87)