AA Standards Grade 2219 T351

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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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T351

AA Standards, ASTM B209

Mechanical

PropertyTemperatureValueConditionRelated StandardsComment

Elastic modulus

73.0 GPa

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T351

AA Standards, ASTM B209

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Elongation A100

23.0 °C

7 - 9 %

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Elongation A50

23.0 °C

10 - 17 %

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Plane-Strain Fracture Toughnes

22.0 - 35.0 MPa·√m

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Typical for Wrought 2000 Series Aluminium

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Poisson's ratio

0.33 [-]

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Typical for Wrought 2000 Series Aluminium

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Shear modulus

26.0 - 27.5 GPa

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Typical for Wrought 2000 Series Aluminium

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Tensile strength

360.0 MPa

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T351

AA Standards

315.0 MPa

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T351

AA Standards, ASTM B209

305.0 MPa

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T351

AA Standards, ASTM B209

290.0 MPa

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T351

AA Standards, ASTM B209

275.0 MPa

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T351

AA Standards, ASTM B209

270.0 MPa

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T351

AA Standards, ASTM B209

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Yield strength Rp0.2

23.0 °C

170 - 250 MPa

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Thermal

PropertyTemperatureValueConditionRelated StandardsComment

Coefficient of thermal expansion

100 °C, 20 °C

2.23e-05 1/K

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T351

AA Standards, ASTM B209

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Melting point

545.0 - 645.0 °C

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T351

AA Standards, ASTM B209

Specific heat capacity

816.0 - 963.0 J/(kg·K)

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Typical for Wrought 2000 Series Aluminium

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Thermal conductivity

113.0 - 172.0 W/(m·K)

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T351

AA Standards, ASTM B209

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Electrical

PropertyValueConditionRelated Standards

Electrical conductivity

16000000.0 - 26000000.0 S/m

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T351

AA Standards, ASTM B209

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Electrical resistivity

3.85e-08 - 6.25e-08 Ω·m

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T351

AA Standards, ASTM B209

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Chemical properties

PropertyValueConditionRelated Standards

Copper

5.8 - 6.8 %

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T351

AA Standards, ASTM B209

Iron

0.30 %

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T351

AA Standards, ASTM B209

Magnesium

0.02 %

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T351

AA Standards, ASTM B209

Manganese

0.2 - 0.4 %

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T351

AA Standards, ASTM B209

Other

each 0.05, total 0.15, Rest Al

Silicon

0.2 %

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T351

AA Standards, ASTM B209

Titanium

0.02 - 0.1 %

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T351

AA Standards, ASTM B209

Vanadium

0.05 - 0.15 %

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T351

AA Standards, ASTM B209

Zinc

0.1 %

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T351

AA Standards, ASTM B209

Zirconium

0.1 - 0.25 %

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T351

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)