1.25" Aluminum Hexagonal Bar 2024-T851-Cold Finish
The 1.25-inch across-flats hex bar in 2024-T851 aluminum alloy is manufactured through cold finishing to achieve excellent dimensional accuracy and surface quality. Its high strength and lightweight properties make it perfect for structural frames, mechanical components, and heavy-duty industrial parts.
1.25" Aluminum Hexagonal Bar 2024-T851-Cold Finish Specifications
| Specification | Details |
| Across Flats | 1.25" |
| Material | Aluminum |
| Form | hexagonal bar |
| Alloy Type | 2024 |
| Max Length | 288 inches (24 feet) |
| Temper | T851 |
| Production Method | Cold Finished |
1.25" Aluminum Hexagonal Bar 2024-T851-Cold Finish More Informations
Material: 2024-T851 aluminum, a high-strength aluminum alloy offering exceptional performance in both static and dynamic loading applications.
Characteristics: Known for its excellent strength, especially under high-stress conditions, and high resistance to fatigue and stress corrosion.
Applications: Used in aerospace industries, including landing gear components, aircraft frames, and structural supports.
Processing Method: Cold finish, ensuring smooth and precise bar dimensions, ideal for further machining.
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 |