Ram Aluminium, located in Kolkata, India, has earned a solid reputation as a reliable manufacturer and supplier of top-notch Aluminium 7050 Circles. These circles are celebrated for their remarkable strength, precision, and durability. With a keen emphasis on cutting-edge production methods and rigorous quality control, the company ensures that its products meet international standards for aerospace-grade aluminium. Ram Aluminium serves a variety of industrial sectors that require outstanding performance under intense conditions, providing products that excel in resisting fatigue, stress corrosion, and high temperatures. Their dedication to reliability, prompt delivery, and customer-focused solutions has made them a go-to supplier of Aluminium 7050 Circles in India and beyond.
Aluminum 7050 circle is a high-strength, heat-treatable alloy used primarily in aerospace applications. Its composition is approximately 6.2-6.6% zinc (Zn), 2.0-2.6% magnesium (Mg), 1.9-2.6% copper (Cu), 0.12-0.18% Zirconium (Zr), Chromium ( Cr), Manganese (Mn), Silicon (Si). This alloy provides exceptional resistance to stress corrosion cracking and greater strength than 7075, especially in hard parts. It is known for its high strength and weight ratio, excellent fatigue resistance and mechanical quality, making it suitable for critical aerospace system applications where durability is required.
| Specifications | ASTM B209 / ASME SB209 |
|---|---|
| Temper | O,H12,H14,H16,H18,H19,H22,H24 |
| Thickness | 1 Mm To 100 mm |
| Diameter | Upto 2000 mm |
| Circle Diameter | 3″ DIA up to 38″ DIA 1500 lbs max |
| Circles Form | Hot Rolled Circles, Cold Rolled Circle, Proof Machined Circles |
| Finish | Mill, Customer specific finish |
| Aluminum Circle Coating | PVC Coated, Color Coated, Polyester, Fluorocarbon, polyurethane and epoxy coating |
| Weight % | Zn | Cu | Mg | Zr | Fe | Si | Mn | Ti | Cr | Others (total) |
| Minimum | 5.7 | 2.0 | 1.9 | 0.08 | – | – | – | – | – | – |
| Maximum | 6.7 | 2.6 | 2.6 | 0.15 | 0.15 | 0.12 | 0.10 | 0.06 | 0.04 | 0.15 |
| Material | Temper | Tensile Strength (ksi) | Yield Strength (ksi) | Elongation in 2″ % |
| Aluminium Alloy 7050 Circle | T76511 | 79 | 69 | 7 |
| Aluminium Alloy 7050 Circle | T73511 | 70 | 60 | 8 |
| Aluminium Alloy 7050 Circle | T74511 | 73 | 63 | 7 |
| UNS | EN | DIN,WNr | ISO |
| A97050 | EN3982 | 3.4144 | AlZn6CuMgZr |
Aluminium 7050 Circles are primarily made up of aluminium, with notable additions of zinc, magnesium, and copper, along with trace elements that boost strength and toughness. This alloy is recognized for its excellent hardenability and outstanding resistance to stress-corrosion cracking. In terms of mechanical properties, 7050 boasts high tensile and yield strength, good fracture toughness, and impressive fatigue resistance, making it perfect for demanding structural applications. Its heat-treatable nature allows it to achieve enhanced performance through treatments like T7451, striking a balance between strength and durability while keeping a relatively low density for weight-sensitive applications.
Yes, we offer custom sizes for Aluminium 7050 Circles to meet specific project needs. Our team at Ram Aluminium is committed to providing customized solutions for all your requirements. For more details, contact us at sales@ramaluminium.co.in
Aluminium 7050 Circles are extensively utilized in industries that demand exceptional strength-to-weight ratios. They are commonly found in aerospace components, including fuselage frames, wing structures, bulkheads, and high-stress aircraft parts. Thanks to the alloy’s fatigue resistance, it’s also suitable for defense equipment, high-performance machinery, and precision-engineered tools. In the transportation sector, 7050 circles are employed in critical applications where both strength and weight are crucial, ensuring that they meet the rigorous demands of modern engineering and manufacturing.
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