JIS H4100 2024-O Aluminum Alloy – High Strength, Aircraft‑Grade Performance
Aluminum JIS 2024, known for its use in aircraft industry, is an alloy that offers excellent strength. When in the annealed condition it is readily formed and has good machinability. Though it has a relatively low level of corrosion resistance, it can be machined to a high finish.
Properties
General
| Property | Value | Comment |
|---|---|---|
Density | 2.75 - 2.84 g/cm³ | Typical for Wrought 2000 Series Aluminium |
Mechanical
| Property | Value | Condition | Related Standards | Comment |
|---|---|---|---|---|
Elastic modulus | 70.0 - 73.0 GPa | Typical for Wrought 2000 Series Aluminium | ||
Elongation | 12.0 % | O | JIS H4100 | |
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 | 245.0 MPa | O | JIS H4100 | |
Yield strength | 127.0 MPa | O | JIS H4100 |
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 |
Technological properties
| Property | ||
|---|---|---|
| Processing history | O | |
| Workability | Moderate Workability | |
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