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A reputable producer and supplier of Aluminium 7050 Circles, Kunj Sheets and Plates is based in Chennai, India, and offers high-strength aluminium solutions for demanding applications. Aluminium 7050 Circles are well known for their superior mechanical qualities and ability to withstand stress and corrosion, making them perfect for structural and aerospace components. Kunj Sheets and Plates guarantees timely delivery throughout India and international markets, accurate fabrication, and adherence to international quality standards. Their reputation as a dependable partner for industries requiring premium aluminium materials suited to performance and durability stems from their vast experience with non-ferrous metals and customer-focused approach.
With trace amounts of zirconium and chromium, the main ingredients of Aluminium 7050 Circles are aluminium (87.1–90.5%), zinc (5.7–6.7%), magnesium (1.9–2.6%), and copper (2.0–2.6%). They have a hardness of about 150 Brinell, a yield strength of about 455 MPa, and a tensile strength of up to 510 MPa in T7451 temper. Particularly when exposed to thick cross-sections, the alloy exhibits exceptional strength, toughness, and resistance to stress corrosion cracking. It performs exceptionally well in applications requiring fatigue resistance and structural integrity, despite not being as weldable as lower-strength alloys.
Standards : ASTM B209 / ASME SB209
Temper : T3,T4,T5, T6, T651 T6511
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 Angle (AMS 4340) | T76511 | 79 | 69 | 7 |
Aluminium Alloy 7050 Angle (AMS 4340) | T73511 | 70 | 60 | 8 |
Aluminium Alloy 7050 Angle (AMS 4342) | T74511 | 73 | 63 | 7 |
UNS | EN | DIN,WNr | ISO |
A97050 | EN3982 | 3.4144 | AlZn6CuMgZr |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Kunj Sheets and Plates based in Chennai, India, is a leading supplier and stockist of high-quality metal products, including Sheets, Plates, Coils, Foils, Angles, Channels, Circles, and Slitting Coils, all offered with exceptional service and tailored to meet our customers specific requirements. With a focus on delivering superior products, we cater to a wide range of industries, providing reliable solutions for diverse applications. Our extensive inventory includes Known for our unique finishing techniques and commitment to quality. We are dedicated to ensuring customer satisfaction through dependable service and top-notch products.
Aluminium 7050 Circles provide an excellent capacity to weight ratio, making them ideal for aerospace and architectural applications. They are highly resistant to stress corrosion cracking, providing durability in harsh environments. With excellent fatigue resistance and excellent machining, the 7050 Circle are perfect for precision applications. Alloy’s resistance to local corrosion, such as pitting and exfoliation, enhances its performance in extreme conditions. Additionally, 7050 aluminum is lightweight, easy to manufacture and offers high thermal conductivity, making it a reliable choice for high-performance industrial solutions
Yes, we offer custom sizes for Aluminium 7050 Circles to meet specific project needs. Our team at Kunj Sheets and Plates is dedicated to providing tailored solutions for all your requirements. For more details, contact us at sales@kunjsheetsplates.com.
Because of their great strength and resistance to corrosion, aluminium 7050 circles are frequently used in the aerospace industry to make bulkheads, wing skins, and fuselage frames. They are also used in parts and structures of military aircraft that are subjected to harsh operating conditions. These circles are prized for their resilience to cracking and longevity in the maritime and defence industries. They are used in lightweight structural components in the transportation and automotive industries to improve performance and fuel economy. Additionally, where strength-to-weight efficiency is crucial, aluminium 7050 circles are used in sports equipment, mould making, and precision engineering tools.
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