ASTM B241 Grade 2219 Aluminum Alloy (T81, T8510, T8511) – High Strength, Versatile Performance
Aluminum Alloy ASTM 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.
Properties
General
| Property | Value | Comment |
|---|---|---|
Density | 2.75 - 2.84 g/cm³ | Typical for Wrought 2000 Series Aluminium |
Mechanical
| Property | Value | Condition | Related Standards | Shape | Comment |
|---|---|---|---|---|---|
Elastic modulus | 70.0 - 73.0 GPa | Typical for Wrought 2000 Series Aluminium | |||
Elongation | 5.0 % | T81, T8510, T8511; Area through 16000 mm2 | ASTM B241 | Tube | |
6.0 % | T81, T8510, T8511; Area through 16000 mm2 | ASTM B241 | Tube | A50 | |
Plane-Strain Fracture Toughnes | 22.0 - 35.0 MPa·√m | Typical for Wrought 2000 Series Aluminium | |||
Poisson's ratio | 0.33 [-] | Typical for Wrought 2000 Series Aluminium | |||
Shear modulus | 26.0 - 27.5 GPa | Typical for Wrought 2000 Series Aluminium | |||
Tensile strength | 400.0 MPa | T81, T8510, T8511; Area through 16000 mm2 | ASTM B241 | Tube |
Thermal
| Property | Value | Comment |
|---|---|---|
Coefficient of thermal expansion | 1.6e-05 - 2.4e-05 1/K | Typical for Wrought 2000 Series Aluminium |
Melting point | 500.0 - 650.0 °C | Typical for Wrought 2000 Series Aluminium |
Specific heat capacity | 816.0 - 963.0 J/(kg·K) | Typical for Wrought 2000 Series Aluminium |
Thermal conductivity | 112.0 - 251.0 W/(m·K) | Typical for Wrought 2000 Series Aluminium |
Electrical
| Property | Value | Comment |
|---|---|---|
Electrical conductivity | 18000000.0 - 30000000.0 S/m | Typical for Wrought 2000 Series Aluminium |
Electrical resistivity | 3.4e-08 - 6e-08 Ω·m | Typical for Wrought 2000 Series Aluminium |
Chemical properties
| Property | Value | Condition | Related Standards | Shape |
|---|---|---|---|---|
Copper | 5.8 - 6.8 % | T81, T8510, T8511; Area through 16000 mm2 | ASTM B241 | Tube |
Iron | 0.3 | T81, T8510, T8511; Area through 16000 mm2 | ASTM B241 | Tube |
Magnesium | 0.02 | T81, T8510, T8511; Area through 16000 mm2 | ASTM B241 | Tube |
Manganese | 0.2 - 0.4 % | T81, T8510, T8511; Area through 16000 mm2 | ASTM B241 | Tube |
Silicon | 0.2 | T81, T8510, T8511; Area through 16000 mm2 | ASTM B241 | Tube |
Titanium | 0.02 - 0.1 % | T81, T8510, T8511; Area through 16000 mm2 | ASTM B241 | Tube |
Zinc | 0.1 | T81, T8510, T8511; Area through 16000 mm2 | ASTM B241 | Tube |
Technological properties
| Property | ||
|---|---|---|
| Workability | Moderate Workability | |
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