7020 Aluminum Sheet – High-Strength Aerospace & Structural Aluminum Alloy
Product Overview:
7020 aluminum sheet is a high-strength aluminum-zinc-magnesium-copper (7XXX series) alloy known for its exceptional mechanical properties, corrosion resistance, and durability. Designed for demanding industrial and aerospace applications, 7020 provides an excellent balance between strength, toughness, and formability. It is widely used in aerospace structures, heavy-duty transport, and precision engineering where reliability under stress is critical.
Chemical Composition (Typical %)
| Element | Zn | Mg | Cu | Cr | Ti | Al |
|---|---|---|---|---|---|---|
| Content | 5.6–6.4 | 2.0–2.6 | 1.0–1.6 | 0.18–0.28 | 0.02–0.10 | Balance |
Notes: Trace elements are controlled to ensure optimal corrosion resistance and mechanical properties.
Mechanical Properties (T6 Temper Typical)
| Property | Unit | Typical Value |
|---|---|---|
| Ultimate Tensile Strength | MPa | 470–520 |
| Yield Strength (0.2% offset) | MPa | 400–450 |
| Elongation at Break | % | 8–12 |
| Hardness (HB) | – | 120–140 |
| Fatigue Strength | MPa | 150–180 |
Highlights:
High tensile strength suitable for heavy load-bearing applications.
Excellent fatigue resistance ensures long service life under cyclic loading.
Uniform mechanical properties across thickness.
Physical & Thermal Properties
Density: 2.80 g/cm³
Melting Range: 477–635 °C
Thermal Conductivity: 165 W/m·K
Coefficient of Thermal Expansion: 23.2 ×10⁻⁶ /K
Processing & Fabrication
Heat Treatment: Can be solution-treated and artificially aged to T6/T73 temper.
Formability: Suitable for bending, rolling, stamping, and deep drawing.
Weldability: Can be welded using TIG/MIG methods with proper filler material.
Surface Treatment: Mill finish, anodizing, painting, or powder coating available.
Applications
Aerospace: Fuselage frames, wing ribs, and structural components.
Automotive & Transportation: Chassis, suspension parts, heavy-duty vehicles, and railway equipment.
Industrial Machinery: High-stress equipment frames, molds, and precision machinery.
Defense: Military vehicles, armor structures, and structural supports.
Marine Engineering: Corrosion-resistant structural panels in marine vessels.
Specifications
Thickness: 1.0 mm – 200 mm (customizable)
Width: Up to 2500 mm
Length: Cut-to-size or standard sheet lengths
Surface: Mill finish, brushed, or anodized
Why Choose Our 7020 Aluminum Sheets
High-Performance Alloy: Optimized for strength, toughness, and corrosion resistance.
Precision Manufacturing: Strict quality control ensures uniformity and reliability.
Versatile Processing: Suitable for forming, machining, welding, and finishing.
Ready Stock: Large inventory ensures fast delivery for bulk and custom orders.
Global Standards: Meets aerospace-grade quality certifications for international projects.
Stock & Delivery
We maintain abundant stock of 7020 aluminum sheets in various sizes and thicknesses, ready to ship worldwide. Custom orders can be fulfilled quickly with tailored processing and temper requirements.
Conclusion
Our 7020 aluminum sheet is engineered to deliver maximum strength, corrosion resistance, and dimensional stability for critical structural and aerospace applications. With versatile processing capabilities and strict quality control, it is the ideal choice for industries requiring reliable and durable aluminum solutions.
PRODUCT
| Thickness | 0.1-400mm，etc | Length: | 100-12000mm，or as required |
| Width | 20-3000mm，etc | Standard: | ASTM，AISI，JIS，GB， DIN，EN |
| Certification: | ISO, SGS，BV | ||
| Surface finish | mill,bright,polished,hair line,brush,sand Blast,checkered,embossed,etching,etc | ||
| Grade | 1000 Series: 1050 1060 1070 1100 1200 1235 etc. | ||
| 3000 Series: 3003 3004 3005 3104 3105 3A21 etc. | |||
| 5000 Series: 5005 5052 5083 5086 5154 5182 5251 5754 etc. | |||
| 6000 Series: 6061 6063 6082 6A02 etc. | |||
| 7000 Series: 7050 7475 7075 etc. | |||
| Temper | H12,H14,H16,H18,H20,H22,H24,H26,H28,H32,H36,H38,HO,H111,H112,H114,H116,H118,H321. | ||
| Payment Terms | T/T, L/C at sight,West Union | Loading port | any port in China |
| Packing | standard export packing (inside:water proof paper,outside:steel covered with strips and pallets) | ||
| Container size | 20ft GP:5898mm(Length)x2352mm(Width)x2393mm(High) | ||
| 40ft GP:12032mm(Length)x2352mm(Width)x2393mm(High) | |||
| 40ft HC:12032mm(Length)x2352mm(Width)x2698mm(High) | |||
Aluminum Production Process
Applications of 7020 Aluminum Sheet
7020 Aluminum Sheet
7020 aluminum sheet provides high strength, excellent corrosion resistance, and good machinability. It is widely used in aerospace structures, transportation vehicles, high-strength machinery parts, sports equipment, and structural components where superior mechanical performance and durability are required.
Warehouse Storage
As a core component of RSC Aluminiumsc business operations, the company not only focuses on the production and processing of high-quality aluminum materials but has also established a comprehensive warehouse storage system. This ensures the secure custody and efficient dispatch of aluminum plates, foils, tubes, rods, and other product series. We employ modern warehouse management practices to achieve scientific classification of raw material and finished goods inventory, dynamic monitoring, and timely shipping and distribution. This effectively enhances supply chain responsiveness, reduces logistics costs, and provides stable, reliable product supply assurance for global customers. Aluminiumsc’s diversified inventory strategy not only supports timely delivery of large-volume orders but also empowers customers to flexibly respond to market demand fluctuations.
Packaging and Transportation
RSC provides professional aluminum packaging and transportation services, utilizing customized moisture-proof and shock-resistant packaging to ensure products arrive safe and intact. Our multi-channel transportation system supports land, sea, and air freight, enabling efficient and timely global distribution to maintain a seamless supply chain.
Why choose us
Q. What’s your advantage?
A: Honest business with competitive price and professional service on export process.
Q. How I believe you?
A: We consider honest as the life of our company, we can tell you the contact information of our some other clients for you to check our credit. Besides, there is trade assurance from Alibaba, your order and money will be well guaranteed.
Q. Can you give warranty of your products?
A: Yes, we extend a 100% satisfaction guarantee on all items. Please feel free to feedback immediately if you are not pleased with our quality or service.
Q. Where are you? Can I visit you?
A: Sure, welcome to you visit our factory at any time.
Q. How about the delivery time?
A: Within 7-25 days after we confirm you requirement.
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