0.5625" Aluminum Hexagonal Bar 2024-T851-Cold Finish
This 0.5625-inch 2024-T851 aluminum hexagonal bar, measured across flats (AF), is precision-engineered using a cold finish process, enhancing its dimensional accuracy and surface smoothness. Known for its high strength-to-weight ratio and excellent fatigue resistance, it is ideal for aerospace fasteners, couplings, and precision engineering applications requiring reliable performance.
0.5625" Aluminum Hexagonal Bar 2024-T851-Cold Finish Specifications
| Specification | Details |
| Across Flats | 0.5625" |
| Material | Aluminum |
| Form | hexagonal bar |
| Alloy Type | 2024 |
| Max Length | 288 inches (24 feet) |
| Temper | T851 |
| Production Method | Cold Finished |
0.5625" Aluminum Hexagonal Bar 2024-T851-Cold Finish More Informations
Material: 2024-T851 aluminum alloy, known for its high strength and excellent fatigue resistance.
Characteristics: The T851 condition involves solution heat treatment, stress relief, and artificial aging. This process enhances the material's strength, durability, and fatigue resistance.
Applications: Ideal for aerospace and aviation components where high strength-to-weight ratio and fatigue resistance are essential. Commonly used in aircraft structures, such as wing spars and fuselage frames.
Processing Method: Cold finish, ensuring smooth surface quality and dimensional accuracy.
Select length below or Custom Cut
- 12" (1 ft.)
- 24" (2 ft.)
- 36" (3 ft.)
- 48" (4 ft.)
- 72" (6 ft.)
- 96" (8 ft.)
- 144" (12 ft.)
- 192" (16 ft.)
- 240" (20 ft.)
- 288" (24 ft.)
- Custom cuts supported
2024 T851 Aluminum Material Data Sheet
| Physical Properties | Metric | English | Comments |
| Density | 2.78 g/cc | 0.1 lb/in³ | AA; Typical |
| 2024 T851 Aluminum Mechanical Properties | |||
| Hardness, Brinell | 128 | 128 | 500 kg load/10 mm ball |
| Hardness, Knoop | 161 | 161 | Estimated from Brinell |
| Hardness, Rockwell A | 49 | 49 | Estimated from Brinell |
| Hardness, Rockwell B | 79 | 79 | Estimated from Brinell |
| Hardness, Vickers | 146 | 146 | Estimated from Brinell |
| Tensile Strength, Ultimate | Min 455 MPa | Min 66000 psi | |
| Tensile Strength, Yield | Min 400 MPa | Min 58000 psi | |
| Elongation at Break | 5 % | 5 % | |
| Modulus of Elasticity | 72.4 GPa | 10500 ksi | Estimated from other heat treatments. |
| Poisson's Ratio | 0.33 | 0.33 | Estimated from other heat treatments. |
| Fatigue Strength | 117 MPa | 17000 psi | 500, 000, 000 cycles; completely reversed; R. R. Moore Machine and specimen. |
| Machinability | 70 % | 70 % | 0-100 Scale (A=90; B=70; C=50; D=30; E=10) |
| Shear Modulus | 27 GPa | 3920 ksi | Estimated from similar Al alloys. |
| Shear Strength | 296 MPa | 42900 psi | |
| 2024 T851 Aluminum Electrical Properties | |||
| Electrical Resistivity | 4.5e-006 ohm-cm | 4.5e-006 ohm-cm | |
| 2024 T851 Aluminum Thermal Properties | |||
| CTE, linear 68°F | 23.2 µm/m-°C | 12.9 µin/in-°F | AA; Typical; Average over 68-212°F range. |
| CTE, linear 250°C | 24.7 µm/m-°C | 13.7 µin/in-°F | Average over the range 20-300ºC |
| Specific Heat Capacity | 0.875 J/g-°C | 0.209 BTU/lb-°F | |
| Thermal Conductivity | 151 W/m-K | 1050 BTU-in/hr-ft²-°F | |
| Melting Point | 502 - 638 °C | 935 - 1180 °F | AA; Typical range based on typical composition for wrought products 1/4 inch thickness or greater. Eutectic melting is not eliminated by homogenization. |
| Solidus | 502 °C | 935 °F | AA; Typical |
| Liquidus | 638 °C | 1180 °F | AA; Typical |
| 2024 T851 Aluminum Processing Properties | |||
| Annealing Temperature | 413 °C | 775 °F | |
| Solution Temperature | 256 °C | 493 °F | |
Chemistry Information 2024 Aluminum
| Alloy | Si | Fe | Cu | Mn | Mg | Cr | Zn | Zr | Ti | Standard |
| 2024 | 0.50 | 0.50 | 3.8-4.9 | 0.30-0.90 | 1.20-1.80 | 0.10 | 0.25 | - | 0.15 | GB/AMS/EN |