Chirag Aluminium Manufacturer and Suppliers, located in Chennai, India, stands out as a prominent manufacturer of Aluminium 1070 Round Bars. They are well-regarded for providing high-purity, high-performance aluminium products to various industries throughout the nation. With a focus on non-heat-treatable aluminium grades, Chirag Aluminium produces Aluminium 1070 Round Bars that boast exceptional electrical conductivity, impressive corrosion resistance, and remarkable formability. These round bars are crafted using cutting-edge extrusion and finishing techniques, guaranteeing precise dimensions, a smooth surface finish, and consistent mechanical properties. Committed to quality, reliability, and customization, Chirag Aluminium has become the go-to choice for Aluminium 1070 Round Bars in India.
Aluminium 1070 is a commercially pure aluminium alloy, containing 99.7% aluminium, which provides outstanding electrical conductivity, good thermal conductivity, and excellent corrosion resistance. The 1070 Round Bars from Chirag Aluminium are known for their high ductility, moderate strength (with tensile strength typically ranging from 90–130 MPa), and ease of welding, bending, and machining. These characteristics make Aluminium 1070 perfect for cold-working processes and applications that demand high electrical or thermal efficiency. The bars are produced to strict tolerances, ensuring dependable performance in both industrial and commercial settings.
| Specifications | ASTM B221, B211, B565, B316, AMS 4121 2014 |
|---|---|
| Temper | T3, T4, T5, T6, T651, T6511 |
| Standard | ASTM, ASME, AMS, GB/T, JIS |
| Length | 1000-6000 |
| Size: | 5 mm To 500 mm |
| Diameter | 6-500 |
| Finish | Bright, Polish & Black |
| Type | Hot-Rolled (HR) / Cold-Rolled (CR) Sheet |
| Aluminium 1070 | Fe | Si | Mg | Mn | Cu | Zn | Ti | Al |
| 0.25 | 0.2 | 0.03 | 0.03 | 0.03 | 0.07 | 0.03 | 99.70 |
| Properties | Conditions | ||
| T (°C) | Treatment | ||
| Density (×1000 kg/m3) | 7.7-8.03 | 25 | |
| Poisson’s Ratio | 0.27-0.30 | 25 | |
| Elastic Modulus (GPa) | 190-210 | 25 | |
| Tensile Strength (Mpa) | 640 | 25 | cold drawn, spheroidized annealed more |
| Yield Strength (Mpa) | 495 | ||
| Elongation (%) | 10 | ||
| Reduction in Area (%) | 45 | ||
| Hardness (HB) | 192 | 25 | cold drawn, spheroidized annealed more |
| Properties | Conditions | ||
| T (°C) | Treatment | ||
| Thermal Expansion (10-6/ºC) | 11.8 | 0-100 more | rolled |
| STANDARD | UNS | WERKSTOFF NR. |
| Aluminium 1070 | A91070 | 3.0275 |
Chirag Aluminium’s Aluminium 1070 Round Bars find extensive use in the electrical and electronic sectors, especially for conductors, transformer windings, and busbars due to their superior conductivity. They are also ideal for heat exchangers, chemical processing equipment, and decorative architectural applications where corrosion resistance and workability are crucial. These round bars are lightweight, recyclable, and contribute to sustainable practices in various industries.
| CD | Cold drawn | P | Polished |
| CG | Centreless ground | HF | Hot finished |
| BD | Bright drawn | SRE | Slit rolled edge |
| P&T | Peeled and turned | RT | Rough turned/peeled |
| CF | Cold finished | HRAP | Hot rolled annealed and pickled |
| ST | Smooth turned | PR | Peeled and reeled |
Yes, we offer custom sizes for Aluminium 1070 Round Bars to meet specific project needs. Our team at Chirag Aluminiun is committed to providing customized solutions for all your requirements. For more details, contact us at sales@chiragaluminium.co.in
Aluminium 1070 Round Bars see widespread use in industries that require high-purity aluminium with excellent corrosion resistance and conductivity. In electrical engineering, they are used for busbars, power lines, and conductors due to their efficiency in transmitting current. Their high thermal conductivity also makes them suitable for heat exchangers, radiators, and cooling systems. In the chemical and food processing industries, they are valued for resisting acidic and alkaline corrosion. Additionally, their lightweight and shapeability make them ideal for aerospace and automotive parts, while in construction, they are used for structural components that need strength, reliability, and long-lasting performance.
Our team is ready to assist you. Contact us for any queries or personalized solutions.






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