Xi'an Dongmeng Group Co., Ltd. is one of the most reliable manufacturers and suppliers of high-strength aluminum rod in China, also supports customized service. With abundant experience, we warmly welcome you to wholesale cheap products in stock here and get free sample from our factory. For price consultation, contact us.
High-Strength Aluminum Rod
Looking for high-strength aluminum rod, high strength aluminum round bar, aluminum alloy rod 6061 / 6082 / 7075, or heat-treated aluminum rod T6/T651 for industrial applications? We supply aerospace-grade and engineering-grade aluminum rods manufactured according to ASTM B211, ASTM B221, EN 573, EN 755, and JIS H4040. Our high-strength aluminum rods are widely used in machining parts, automotive components, hydraulic systems, aerospace structures, and precision equipment requiring excellent strength-to-weight ratio and corrosion resistance.
Keywords: high-strength aluminum rod, aluminum round bar, 7075 aluminum rod, 6061 aluminum bar, aluminum alloy rod T6, precision aluminum rod supplier.
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High-Strength Aluminum Alloys – Complete Chemical Composition Master Table
| Alloy | Al | Mg | Si | Cu | Zn | Mn | Cr | Zr | Ti | Fe | Other |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024 | Bal. | 1.2–1.8 | ≤0.50 | 3.8–4.9 | ≤0.25 | 0.30–0.90 | ≤0.10 | - | ≤0.15 | ≤0.50 | ≤0.15 |
| 2014 | Bal. | 0.20–0.80 | 0.50–1.2 | 3.9–5.0 | ≤0.25 | 0.40–1.2 | ≤0.10 | - | ≤0.15 | ≤0.70 | ≤0.15 |
| 5083 | Bal. | 4.0–4.9 | ≤0.40 | ≤0.10 | ≤0.25 | 0.40–1.0 | 0.05–0.25 | - | ≤0.15 | ≤0.40 | ≤0.05 |
| 5052 | Bal. | 2.2–2.8 | ≤0.25 | ≤0.10 | ≤0.10 | ≤0.10 | 0.15–0.35 | - | ≤0.15 | ≤0.40 | ≤0.05 |
| 6061 | Bal. | 0.8–1.2 | 0.4–0.8 | 0.15–0.40 | ≤0.25 | ≤0.15 | 0.04–0.35 | - | ≤0.15 | ≤0.70 | ≤0.05 |
| 6082 | Bal. | 0.6–1.2 | 0.7–1.3 | ≤0.10 | ≤0.20 | 0.40–1.0 | ≤0.25 | - | ≤0.10 | ≤0.50 | ≤0.05 |
| 7075 | Bal. | 2.1–2.9 | ≤0.40 | 1.2–2.0 | 5.1–6.1 | ≤0.30 | 0.18–0.28 | - | ≤0.20 | ≤0.50 | ≤0.05 |
| 7050 | Bal. | 1.9–2.6 | ≤0.12 | 2.0–2.6 | 5.7–6.7 | ≤0.10 | ≤0.04 | 0.08–0.15 | ≤0.06 | ≤0.15 | ≤0.05 |
| 7020 | Bal. | 1.0–1.4 | ≤0.30 | ≤0.20 | 4.0–5.0 | 0.20–0.70 | - | 0.08–0.20 | ≤0.10 | ≤0.35 | ≤0.05 |
| 1350 (Electrical) | 99.50 min | ≤0.01 | ≤0.10 | ≤0.05 | ≤0.05 | ≤0.01 | ≤0.01 | - | ≤0.03 | ≤0.40 | - |
High-Strength Aluminum Alloys Mechanical Properties Table
| Alloy Grade | Temper | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Hardness (HB) | Notes |
|---|---|---|---|---|---|---|
| 2024 | T3 | 470 | 325 | 20 | 120 | High strength, excellent fatigue resistance, aerospace grade |
| 2024 | T351 | 470 | 325 | 18 | 120 | Good machinability, aircraft structural components |
| 6061 | T6 | 310 | 276 | 12 | 95 | Good formability, weldable, heat-treatable |
| 6061 | T651 | 310 | 276 | 10 | 95 | Die/mold plates, structural parts |
| 6082 | T6 | 340 | 300 | 10 | 95 | European standard high-strength aluminum, bridges/vehicles |
| 7050 | T7451 | 510 | 455 | 11 | 150 | High resistance to SCC & exfoliation corrosion, aerospace grade |
| 7075 | T6 | 572 | 503 | 11 | 150 | Ultra-high strength, aerospace & military components |
| 7075 | T651 | 572 | 503 | 10 | 150 | General high-strength aluminum plate |
| 7085 | T7452 | 540 | 480 | 9 | 155 | Low-density high-strength, wing/fuselage structures |
| 7055 | T7751 | 600 | 560 | 8 | 170 | Highest strength commercial aluminum alloys |
High-Strength Aluminum Alloys – Application Comparison Table
| Alloy Grade | Strength Level | Corrosion Resistance | Machinability | Weldability | Typical Applications | Industry |
|---|---|---|---|---|---|---|
| 2024-T3/T351 | High | Medium | Excellent | Poor | Aircraft fuselage, wing panels, fasteners, propeller parts | Aerospace, Military |
| 6061-T6/T651 | Medium | High | Good | Excellent | Tooling, machinery components, vehicle frames, marine structures | Industrial, Transportation, Marine |
| 6082-T6 | Medium | High | Good | Excellent | Bridges, structural components, cranes, vehicle extrusions | Construction, Engineering, Transportation |
| 7075-T6/T651 | Very High | Medium | Excellent | Poor | Aircraft structural parts, military components, sports equipment, molds | Aerospace, Military, Sports |
| 7050-T7451 | Very High | Very High | Good | Poor | High-stress parts, reinforcements, thick plates | Aerospace, Aircraft Structural Components |
| 7085-T7452 | Very High | Very High | Medium | Poor | Large aircraft structural components, wing spars, fuselage frames | Aerospace |
| 7055-T7751 | Extremely High | High | Medium | Poor | High-load aerospace structures, fuselage skeleton | Aerospace, Space |
Performance Characteristics
High intensity
It has a high tensile strength, generally reaching 400 - 600MPa or even higher, with specific values depending on the alloy composition and processing technology. This allows it to withstand large external forces without deformation or fracture, performing exceptionally well in applications such as structural components.
The yield strength is also high, ensuring the stability of the material under stress, meeting the high strength requirements of industries such as aerospace and automotive manufacturing.
Good resilience
While possessing high strength, it also has good toughness. This means that when subjected to impact or vibration, the material is not prone to brittle fracture, allowing it to absorb energy, thereby improving the safety and reliability of the structure.
Corrosion resistance
Although high-strength aluminum alloys mainly focus on strength performance, they still possess certain corrosion resistance through the optimization of alloy composition (such as the addition of elements like magnesium and manganese). Under general environmental conditions, they can resist atmospheric corrosion and seawater corrosion, but in highly corrosive environments, surface treatments (such as anodizing and coating) may be required to further enhance corrosion resistance.
Machinability
It has good machinability and can be formed into various shapes of bars through multiple processing methods such as forging, extrusion, and rolling. During the processing, it can maintain good dimensional accuracy and surface quality, which facilitates subsequent machining and use.
In terms of welding performance, some high-strength aluminum alloys can be welded using appropriate welding processes (such as argon arc welding), but it is necessary to pay attention to controlling the welding parameters during welding to avoid defects that could affect the material's performance.
Common Alloys & Grades
| Alloy | Key Properties | Applications |
|---|---|---|
| 7075 Aluminum | Ultra-high strength, used in aerospace | Aircraft frames, missile parts |
| 2024 Aluminum | High strength, fatigue resistance | Aircraft structures, automotive |
| 7050 Aluminum | Superior toughness, corrosion resistance | Aerospace, defense |
| 6061 Aluminum | General-purpose, weldable | Structural components, machinery |
Application fields
Aerospace field
► Used for manufacturing aircraft structural components, such as wing beams and fuselage frames. These components need to withstand tremendous flight loads, and the high strength and good toughness of high-strength aluminum alloy bars ensure the structural safety of the aircraft.
► In the manufacturing of spacecraft, such as the structural components of rockets, their lightweight and high-strength characteristics help to reduce the weight of the spacecraft and improve payload capacity.
Automobile manufacturing field
► Auto engine parts, such as engine blocks and pistons, made from high-strength aluminum alloy bars can enhance engine performance, reduce the overall weight of the vehicle, and thereby improve fuel economy.
► Chassis structural components of the vehicle, such as suspension system parts and frames, using high-strength aluminum alloy bars can ensure strength while reducing vehicle weight, improving handling and safety.
Mechanical manufacturing field
► Manufacture various high-strength mechanical parts, such as gears and shaft components. These parts need to operate under high loads and high speeds, and the performance of high-strength aluminum alloy bars can meet these requirements.
► In mold manufacturing, high-strength aluminum alloy bars can also be used to manufacture mold components that require strength and wear resistance.
Product Specifications
● Diameter specification
Common diameters range from a few millimeters to several hundred millimeters. For example, there may be rods with smaller diameters such as Φ6mm, Φ10mm, and Φ20mm used for precision machining or small parts manufacturing; there are also rods with larger diameters such as Φ100mm, Φ200mm, or even larger used for manufacturing large structural components.
● Length specifications
The length can be customized according to customer requirements, with common lengths being 1 meter, 2 meters, 3 meters, etc. Standard lengths can also be provided for special requirements for longer bars.
| Category | Specification | Metric | Imperial |
|---|---|---|---|
| Standard Diameter Range | Round Rod | 5–500 mm | 0.197–19.68 in |
| Precision Rod | 3–120 mm | 0.118–4.72 in | |
| Length | Standard Length | 1000 / 2000 / 3000 / 6000 mm | 3.28 / 6.56 / 9.84 / 19.68 ft |
| Custom Length | Available | Available | |
| Common Grades | 6061 | - | ASTM B211 / EN 573 |
| 6082 | - | Structural aluminum | |
| 7075 | - | Aerospace grade | |
| 2024 | - | High fatigue strength | |
| Temper Options | T5 / T6 / T651 / T6511 | - | Heat-treated |
| Density | 2.70 g/cm³ | - | - |
| Standards | ASTM B211, ASTM B221, EN 573, EN 755, JIS H4040 | - | - |
| Surface Finish | Mill finish, polished, anodized | - | - |
Looking for high-strength aluminum rods or custom aluminum alloy round bars?
Contact our sales team for competitive B2B pricing and fast delivery.
Our address
Room 4107, Runfeng Building, Sanqiao New Street, Weiyang District, Xi'an City, Shaanxi Province
Phone Number
+86 15769214734
office@dongmjd.com
FAQ
Which grade is best for high-strength aluminum rods?
7075-T6 offers the highest strength; 6061-T6 is best for general structural use.
Do you supply precision tolerance aluminum rods?
Yes, h7/h8/h9 tolerances are available for CNC machining.
Can you provide straightened or centerless-ground rods?
Yes, precision processing is available on request.
What is the maximum diameter you can produce?
Up to 500 mm depending on the alloy.
Do you support custom cut-to-length service?
Yes, laser cutting and CNC sawing are available.
Which tempers are most commonly used?
T6, T651, and T6511 for high-strength applications.
What is the lead time for bulk orders?
Standard grades: 3–7 days; custom sizes: 10–15 days.
Do you provide material certificates?
Yes - EN10204 3.1 MTC included with each shipment.
How do you package aluminum rods for export?
Wooden cases + moisture-proof film + anti-collision protection.
Can you arrange third-party inspection?
Yes, SGS/BV/TUV inspections can be arranged before shipment.
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