ASTM B316 Grade 2024 T42 Aluminum Alloy – High Strength for Aircraft Applications
Aluminum ASTM 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 | Shape | Comment |
|---|---|---|---|---|---|
Elastic modulus | 70.0 - 73.0 GPa | Typical for Wrought 2000 Series Aluminium | |||
Elongation | 9.0 % | T42 | ASTM B316 | Wire, Rod | |
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 | |||
Shear strength | 255.0 MPa | T42 | ASTM B316 | Wire, Rod | |
Tensile strength | 425.0 MPa | T42 | ASTM B316 | Wire, Rod |
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 |
|---|---|---|---|---|
Chromium | 0.1 | T42 | ASTM B316 | Wire, Rod |
Copper | 3.8 - 4.9 % | T42 | ASTM B316 | Wire, Rod |
Iron | 0.5 | T42 | ASTM B316 | Wire, Rod |
Magnesium | 1.2 - 1.8 % | T42 | ASTM B316 | Wire, Rod |
Manganese | 0.3 - 0.9 % | T42 | ASTM B316 | Wire, Rod |
Silicon | 0.5 | T42 | ASTM B316 | Wire, Rod |
Titanium | 0.15 | T42 | ASTM B316 | Wire, Rod |
Zinc | 0.25 | T42 | ASTM B316 | Wire, Rod |
Technological properties
| Property | ||
|---|---|---|
| Workability | Moderate Workability | |
Metal
- ASTM B316 Grade 2024 H13 Aluminum: High-Strength, Aircraft-Grade Alloy
- ASTM B316 Grade 2024-O: High‑Strength Aerospace Aluminum Alloy
- ASTM B210 Grade 2024 T42 Aluminum Alloy – High Strength & Machinability for Aerospace Applications
- ASTM B211 Grade 2024 O Aluminum – Superior Strength for Aerospace
- ASTM B241 Grade 2024-O Aluminum Alloy – Superior Strength for Aerospace Applications
- ASTM B241 Grade 2024 T42 Aluminum Alloy – High Strength, Excellent Machinability
- ASTM B211 2024‑T4 Aluminum Alloy – High Strength for Aerospace Applications
- ASTM B211 Grade 2024 T42 Aluminum Alloy – High Strength & Machinability
- ASTM B211 Grade 2024 T6 Aluminum: High-Strength, Aircraft-Grade Alloy
- AA 2024-T42 Aluminum Alloy – Grade & Standards for Aerospace Applications