7075 aluminum round bar is one of the highest-strength aluminum alloys available, delivering an exceptional strength-to-weight ratio and dependable performance in demanding, high-stress environments. It is often compared with 2024 aluminum, but 7075 is typically selected when maximum strength is the primary requirement.
GNEE's 7075 aluminum alloy is known for its outstanding mechanical performance. The alloy is mainly composed of aluminum, zinc, magnesium, and copper, with zinc playing a key role in significantly enhancing overall strength. The combined effect of these alloying elements allows the material to perform reliably in severe service conditions.
GNEE supplies 7075 aluminum tubes and round bars in a wide range of diameters and sizes, suitable for diverse engineering applications. These products can be produced by extrusion or drawing to achieve precise dimensions and tight tolerances. They are commonly strengthened through precipitation (age) hardening, most often in the T6 temper, which greatly improves strength and hardness.
Typical Mechanical Properties of 7075 Aluminum Round Bar
Tensile Strength: ~83,000 psi
Yield Strength: ~73,000 psi
Elongation: ~11% (2 in.)
Brinell Hardness: ~150
Density: 0.102 lb/in³
Applications of 7075 Aluminum Round Bar
Aerospace structures and airframe components
Defense and military parts
Shafts, gears, and high-performance mechanical components
Tooling, jigs, and fixtures
Any application requiring maximum strength with reduced weight
| Item Type | 7075 Aluminum Tube |
| Material | 7075, 6063, 6061, 5086, 2024, etc. |
| Temper | T3-T8 |
| Application | Aerospace Industry. |
| Shapes | Round, Rectangular, triangular, and Customized Shapes. |
| Surface treatment | Anodizing, Mill finish, Electroplating, Polishing, Sand blasted, Powder coating, Silver plating, Brushed, Painted, PVDF etc. |
| Deep processing | CNC,drilling,milling,cutting,stamping,welding,bending,assembling,Custom Aluminum Fabrication. |
| Standard | GB, ASTM , AISI , DIN , BS, JIS |
| Certification | ISO9001 |
| Delivery Time | 15-20 days after the sample is confirmed & down payment is made or negotiated |
| OEM/ODM | Acceptable |
| Service | 1. Free sample, Free design; 2. OEM/ODM available; 3. Custom-made request; 4. New design solution suggestion. |
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Why Is 7075 Aluminum Used in High-Stress Applications?
7075 aluminum is well suited for demanding applications due to its very high strength, which can be further enhanced through heat treatment. It offers excellent surface finishing characteristics and delivers strength levels comparable to certain steels while remaining much lighter. This combination makes it ideal for structural components that require both strength and weight reduction.
Can 7075 Aluminum Tubes Be Welded Easily?
7075 aluminum can be welded, but it is more challenging than many other aluminum alloys because of its alloy composition. Specialized welding techniques and careful post-weld heat treatment are often necessary to maintain strength and dimensional stability.
How Does 7075 Aluminum Perform in Terms of Corrosion Resistance?
7075 aluminum provides reasonable corrosion resistance, though it is not as corrosion-resistant as some other aluminum alloys. Protective surface treatments such as anodizing, painting, or other coatings can significantly enhance corrosion protection and extend service life.
