7475 Aluminum Bar – High-Strength Aerospace Grade Aluminum
Product Overview
7475 Aluminum Bar is a premium aluminum-zinc-magnesium-copper alloy developed specifically for high-performance aerospace applications. Known for its exceptional strength-to-weight ratio, outstanding fracture toughness, and excellent fatigue resistance, 7475 aluminum is widely regarded as one of the highest-strength wrought aluminum alloys available.
Compared with conventional 7xxx series alloys such as 7075, 7475 aluminum offers superior toughness and damage tolerance, making it an ideal choice for critical structural components where safety, reliability, and long-term performance are essential.
Key Features & Advantages
Ultra-High Strength – Comparable to 7075, with improved toughness
Excellent Fracture Toughness – Reduced crack propagation under stress
Outstanding Fatigue Resistance – Ideal for cyclic loading conditions
Good Corrosion Resistance – Especially in T73 and T76 tempers
Lightweight Performance – High strength with reduced structural weight
Good Machinability – Suitable for precision machining of complex parts
Typical Chemical Composition (%)
Zinc (Zn): 5.2 – 6.2
Magnesium (Mg): 1.9 – 2.6
Copper (Cu): 1.2 – 1.9
Chromium (Cr): 0.18 – 0.25
Iron (Fe): ≤ 0.12
Silicon (Si): ≤ 0.10
Aluminum (Al): Balance
Mechanical Properties (Typical)
Values vary by temper and bar size
Tensile Strength: up to 570 MPa
Yield Strength: up to 505 MPa
Elongation: 6 – 11%
Hardness: approx. 150 HB
Available Tempers
T651 – Solution heat-treated, stress-relieved, peak strength
T7351 / T7651 – Enhanced corrosion resistance and fracture toughness
Other tempers available upon request
Specifications & Standards
ASTM B211 / ASTM B221
AMS 4149 / AMS 4162
EN 573 / EN 485 (equivalent grades available)
Size Range & Supply Capability
Diameter: 10 mm – 600 mm
Length: Custom-cut or standard lengths
Surface Finish: Mill finish, precision machined
Stock Availability: Large inventory for fast delivery
Typical Applications
Aircraft wing and fuselage structural components
Landing gear parts and fittings
Aerospace frames, ribs, and bulkheads
High-stress military and defense components
Precision engineering parts requiring high strength and toughness
Why Choose Our 7475 Aluminum Bar
We supply strictly controlled, aerospace-grade 7475 aluminum bars manufactured under advanced quality systems. Each batch is delivered with complete material certification, ensuring consistent mechanical performance, dimensional accuracy, and compliance with international standards.
Whether you require standard stock sizes or custom-machined bars, our 7475 aluminum solutions deliver maximum reliability for critical applications.
Aluminum Production Process
Applications of 7475 Aluminum Bar
7475 Aluminum Bar
7475 aluminum bar is a high-strength aerospace-grade alloy known for its excellent fracture toughness, fatigue resistance, and outstanding strength-to-weight ratio. It is widely used in aircraft structural components, aerospace fittings, landing gear parts, high-stress mechanical components, and precision machined parts where superior strength, reliability, and damage tolerance are critical.
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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