AA Standards Grade 2219 T851

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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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T851

AA Standards, ASTM B209, ASTM B211

Mechanical

PropertyValueConditionRelated StandardsComment

Bending Fatigue Strength

105.0 MPa

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T851

AA Standards

Elastic modulus

73.0 GPa

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T851

AA Standards, ASTM B209, ASTM B211

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

455.0 MPa

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T851

AA Standards

425.0 MPa

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T851

AA Standards, ASTM B209

415.0 MPa

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T851

AA Standards, ASTM B209

395.0 MPa

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T851

AA Standards, ASTM B209, ASTM B211

405.0 MPa

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T851

AA Standards, ASTM B209

400.0 MPa

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T851

AA Standards, ASTM B211

Thermal

PropertyTemperatureValueConditionRelated StandardsComment

Coefficient of thermal expansion

100 °C, 20 °C

2.23e-05 1/K

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T851

AA Standards, ASTM B209, ASTM B211

Melting point

545.0 - 645.0 °C

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T851

AA Standards, ASTM B209, ASTM B211

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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T851

AA Standards, ASTM B209, ASTM B211

Electrical

PropertyValueConditionRelated Standards

Electrical conductivity

16000000.0 - 26000000.0 S/m

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T851

AA Standards, ASTM B209, ASTM B211

Electrical resistivity

3.85e-08 - 6.25e-08 Ω·m

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T851

AA Standards, ASTM B209, ASTM B211

Chemical properties

PropertyValueConditionRelated Standards

Copper

5.8 - 6.8 %

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T851

AA Standards, ASTM B209, ASTM B211

Iron

0.30 %

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T851

AA Standards, ASTM B209, ASTM B211

Magnesium

0.02 %

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T851

AA Standards, ASTM B209, ASTM B211

Manganese

0.2 - 0.4 %

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T851

AA Standards, ASTM B209, ASTM B211

Silicon

0.2 %

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T851

AA Standards, ASTM B209, ASTM B211

Titanium

0.02 - 0.1 %

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T851

AA Standards, ASTM B209, ASTM B211

Vanadium

0.05 - 0.15 %

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T851

AA Standards, ASTM B209, ASTM B211

Zinc

0.1 %

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T851

AA Standards, ASTM B209, ASTM B211

Zirconium

0.1 - 0.25 %

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T851

AA Standards, ASTM B209, ASTM B211

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)