7050 aluminum alloy is one of the most widely used alloys in aerospace and other high-end industries that require high strength and corrosion resistance. With its excellent mechanical properties and good corrosion resistance, 7050 aluminum alloy performs outstandingly in harsh environments such as aircraft structures and military applications. Its exceptional resistance to stress corrosion cracking (SCC) makes it an ideal material for extreme working conditions.
Chalco's 7050 aluminum alloy products, including rods, aluminum bars, and wire rods, are processed with high-precision technology. They are ideal for aerospace, automotive, shipbuilding, and other industries, meeting diverse needs from structural components to high-strength cables and fasteners. With exceptional strength and corrosion resistance, 7050 aluminum alloy is perfect for high-performance fasteners in critical applications, ensuring reliability and interchangeability across various fields.
Hot selling tempers of 7050 aluminum alloy
7050 aluminum alloy, known for its exceptional strength, corrosion resistance, and performance under high stress, is widely used in high-end industries such as aerospace, automotive, and shipbuilding, especially for high-strength fasteners and critical components. These properties make 7050 an ideal material for high-performance fasteners, capable of withstanding extreme working conditions over extended periods.
Different heat treatments further enhance the alloy's properties for various applications. The T6 temper, achieved through artificial aging, provides high strength and corrosion resistance, ideal for aerospace components under stress. T7451 and T74511 improve stress corrosion cracking (SCC) resistance, making them suitable for high-stress environments. The T6511 temper strikes a balance between strength and ductility, perfect for parts needing higher deformation resistance.
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7050 T6
The most common heat treatment, offering excellent strength and corrosion resistance, ideal for high-strength structural components like those in aerospace.
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7050 T7451
Enhances stress corrosion cracking (SCC) resistance, suitable for parts exposed to high stress and harsh environments for long periods.
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7050 T6511
Provides good mechanical properties and plasticity, ideal for parts that require resistance to deformation and corrosion.
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7050 T745115083 aluminum plate
Offers superior SCC resistance compared to T7451, suitable for high-load, high-strength environments.
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7050 T73511
Offers excellent mechanical properties and corrosion resistance, especially for marine environments and applications exposed to corrosive media for extended periods.
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7050 T73
Special heat treatment improves stress corrosion cracking resistance, suitable for applications requiring high corrosion resistance and fatigue life.
Choose Chalco's 7050 aluminum Bar Rod, Wire Rod and Wire products
The different tempers and performance characteristics of 7050 aluminum alloy make it widely used in high-end applications, from structural components to fasteners, wires, and bars. Chalco's 7050 aluminum products—available in aluminum bars, wire rods, and wires—are designed to meet these demands with consistent quality and reliable performance across various industries.Quick Quote
Chalco 7050 aluminum bar rod product details
Temper: F, O, T6, T73511, T74511, T76511 etc.
Round rod diameter: common diameters are 5mm to 350mm
Hex rod diameter: from 1/4" (6.35mm) to 5" (127mm)
Specification: AMS 4050, AMS 4201, DMS-2233, BMS 7-323, ASTM B221, EN3982

The 7050 aluminum wire rod typically refers to thinner aluminum bars, known for their high strength, lightweight properties, and excellent fatigue resistance. Chalco's 7050 aluminum bar rod can be manufactured into a variety of shapes, catering to a wide range of application scenarios.Quick Quote
Product types of 7050 aluminum bar rod
- Round Bars: Used for manufacturing various structural components, mechanical parts, and aerospace components. They offer high strength and good corrosion resistance.
- Square Bars: Commonly used in engineering and construction structures as frames, supports, etc. They provide good strength and stability.
- Flat Bars: Used for making brackets, fixtures, and other components requiring flat-plane strength. Frequently found in mechanical and structural applications.
- Hex Bars: Used for parts requiring a specific shape, such as fasteners and connectors.
- Custom Profiles: Specially customized profiles based on specific requirements, used in complex mechanical and aerospace applications.
Application Areas of 7050 aluminum bar rod
- Aerospace: Used for manufacturing large structural components such as aircraft frames, wing spars, and high-strength supports that require significant load-bearing capacity and resistance to fatigue.
- Military: Employed in making robust military equipment parts, including weapon systems and high-stress structural elements that must endure extreme conditions.
- High-Performance Machinery: Ideal for producing large, high-strength components like gears, shafts, and machine supports, where the material's strength and durability are critical.
- Transportation: Utilized in the construction of structural parts for high-speed trains, automotive frames, and other transportation components that require both strength and lightweight properties.
Chalco 7050 aluminum wire rod products details
Temper: O, H13, T73
Diameter: 1.60-15.00mm
Specification: ASTM B221, B211; ASTM B221
Test&Certificates: 100% Radiography Test Report, Raw Materials, Third Party Inspection Report, etc.
Treatment : Cold Forming, Heat Treatment, Stress Relieving...

Aluminium Alloy 7050 Wire comes in various specifications, including tolerance, finish, shape, size, and dimensions. It features a range of chemical compositions such as silicon, iron, copper, and others. The wire offers key physical and mechanical properties like tensile strength, yield strength, and thermal and electrical conductivity. It is available in types such as perforated, fabricated, ERW, and seamless.Quick Quote
Features of 7050 aluminum wire rod
- High Strength: 7050 aluminum wire retains the high strength properties of 7050 aluminum alloy, making it suitable for high-load applications.
- Excellent Fatigue Resistance: 7050 aluminum wire offers good fatigue resistance, making it ideal for applications subject to repeated stress and reducing the risk of material fatigue.
- Precision Processing: 7050 aluminum wire is used for finely crafted parts, such as electrical wires, springs, and other small components.
Application Areas of 7050 aluminum bar rod ——Fasteners and Rivets
- Aerospace: Ideal for manufacturing precision components such as electrical wiring, small fasteners, and lightweight structural elements that require fine tolerances and high strength.
- Military: Used for small, high-strength parts like connectors and electronic components that need to withstand harsh environments while maintaining precision.
- High-Performance Machinery: Applied in the production of fine mechanical parts such as springs, and other components that benefit from the wire rod's flexibility and strength.
- Automotive: Used in the automotive industry for components such as wiring harnesses, electrical connections, and other precision parts that require strength, flexibility, and resistance to wear and environmental factors.
- Shipbuilding industry: in shipbuilding and maintenance, it is often necessary to use high-strength, corrosion-resistant fasteners. 7050 aluminum alloy has good corrosion resistance and high strength, and is suitable for the manufacture of fasteners used in marine environments.
- Construction engineering: in the field of construction, various fasteners are used to fix and connect structural components. 7050 aluminum alloy aluminum wire can be used to manufacture aluminum alloy screws, bolts and other fasteners with high shear strength, which is suitable for construction engineering applications.
- Electronics: in some electronic devices, lightweight and strong materials are required for fasteners. 7050 aluminum alloy has suitable strength and light weight characteristics, which can meet the fastener needs of some electronic equipment.
Chalco 7050 aluminum wire products details
Diameter: Customizable, typically from 0.8mm to 6.0mm
Specification: ASTM B211, AMS 4182, customized upon request
Treatment: Bright finish, smooth surface, available with insulation or coating treatments

7050 aluminum wire is made from high-quality 7050 alloy billets, offering excellent mechanical properties in fine diameters. Chalco provides precision-drawn 7050 wires with tight tolerances and uniform grain structure, suitable for demanding environments and high-performance applications.Quick Quote
Features of 7050 aluminum wire
- High Tensile Strength: Maintains the excellent strength characteristics of 7050 alloy, even in thin wire forms.
- Good Conductivity: Offers adequate electrical conductivity for specialized conductive and structural uses.
- Stable Formability: Can be precisely processed into fine wires, making it suitable for coil winding, pin connectors, and micro-fasteners.
- Strong Corrosion Resistance: Performs reliably in harsh or corrosive environments, especially when coated or insulated.
- Customizable Coating: Available with enamel insulation, paper wrapping, fiberglass braiding, etc., to meet application-specific needs.
Application Areas of 7050 aluminum wire
- Aerospace and Defense: Used for miniature fasteners, cotter pins, precision springs, and coil windings in avionics and control systems.
- Electronic and Electrical Devices: Ideal for connectors, terminals, micro-switch parts, and lightweight wire harnesses where strength and compact form factor are critical.
- Automotive and Transport: Applied in electric systems and control modules for high-performance vehicles, offering strength and vibration resistance.
- Precision Manufacturing: Used for the production of wire-based mechanical parts, such as tension wires, clips, and retainers.
- Specialized Fasteners: Can be drawn and shaped into custom wire forms for use in marine, aerospace, or corrosive structural environments.
Chemical composition of 7050 Alloy
Element | Composition % |
Si | 0.12 |
Fe | 0.15 |
Cu | 2.0-2.6 |
Mn | 0.10 |
Mg | 1.9-2.6 |
Cr | 0.04 |
Zr | 0.08-0.15 |
Zn | 5.7-6.7 |
Ti | 0.06 |
Al | Remainder |
Mechanical properties of 7050 aluminum bar rod and wire rod
Alloy | Temper | temper | Diameter mm | mechanical properties | |||
tensile strength Rm | Specified non-proportional tensile strength Rp0.2 | elongation after break | |||||
MPa | MPa | % | |||||
A100mm | A250mm | ||||||
No less than | |||||||
O | O | 1.6-10.0 | ≤275 | — | — | — | |
7050 | H13 | H13 | 235-305 | — | — | — | |
O, H13 | T7 | 485 | 400 | 9 | — |
Shear strength and riveting properties of 7050 aluminum bar rod and wire rod
Alloy | Temper | Sample Temper | Diameter mm | Shear strength τ Mpa | Riveting property | |
Protrusion height of sample ratio to diameter | Riveting test time | |||||
7050 | O, H13 | T73 | 1.6-25.0 | ≥270 |
Dimension tolerance of 7050 aluminium bar rod wire rod
Diameter | Tolerance allowed | |||
Grade A | Grade B | Grade C | Grade D | |
≤1.6 |
+0.000 -0.015 |
+0.015 -0.015 |
±0.015 |
+0.00 -0.04 |
>1.6-4.0 |
+0.000 -0.025 |
+0.025 -0.015 |
±0.025 |
+0.00 -0.05 |
>4.0-6.0 |
+0.000 -0.030 |
+0.025 -0.025 |
±0.040 |
+0.00 -0.08 |
>6.0-10.0 |
+0.000 -0.040 |
+0.050 -0.025 |
±0.060 |
+0.00 -0.12 |
Appearance quality of 7050 aluminium bar rod ans wire rod
Defect name | Technical requirement |
Fastener aluminum wire | |
Cracks, burrs, peeling, air bubbles, bumps, dents, scratches, triangular mouths, metal press-in, non-metal press-in and surface corrosion | Not allowed |
Scuffs, scratches, bumps | Allowable depth does not exceed half of the negative deviation value |
Oil spots | Allowed |
Precautions for purchasing 7050 aluminum bar rod and wire rod
Supplier reputation: choose reputable and experienced suppliers or distributors. Check the supplier's customer testimonials and word of mouth to ensure that the products they provide are of reliable quality.
Product specifications: confirm whether the specifications of the purchased 7050 aluminum alloy wire meet your needs. Including parameters such as diameter and strength, make sure it is suitable for your specific application scenario.
Quality certification: find out whether the product has passed relevant quality certification, such as ISO certification, quality management system certification, etc. Certification demonstrates that a product meets international quality standards.
Material identification: make sure that there is a clear identification on the product, indicating that it is 7050 aluminum alloy wire, so as to avoid buying the wrong product.
Lot tracking: find out if the supplier is able to provide lot tracking services. In this way, in the later use, if there is a problem, the source of the raw material can be accurately found.
Inquiry and comparison: multiple suppliers make an inquiry and compare prices and services offered. Consider not only the price, but also product quality and after-sales service.
Transportation and packaging: confirm whether the supplier's transportation method and packaging can ensure the safe transportation and proper storage of the product.
Return policy: know the supplier's return policy in case there is an unforeseen problem after purchase and you need to return or exchange the product.
Legal compliance: ensure that the purchased 7050 aluminum alloy wire complies with local laws, regulations and quality standards.
Communicate with suppliers: communicate with suppliers before purchasing to clarify your needs and confirm product availability and delivery time.
You need to be cautious when purchasing any product, especially for some special materials, such as 7050 aluminum alloy wire, it is very important to ensure that the purchased product meets your requirements. If there are specific technical requirements or quality standards, it is recommended to fully communicate with the supplier and carefully verify the relevant information of the product before purchasing.
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Chalco can provide you the most comprehensive inventory of aluminum products and can also supply you customized products. Precise quotation will be provided within 24 hours.
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