For manufacturers and engineers in Hamilton and beyond, Hemi Metals stands as a reliable local source for precision-crafted aluminium round bar and rods. We understand that the heart of any great project is quality materials, which is why we focus on supplying durable, versatile aluminium stock that meets the demands of both intricate custom jobs and large-scale industrial applications. Our commitment is to provide not just a product, but a solid foundation for innovation and construction, supporting the growth of local industry with every metre we supply.
The composition of these round bars and rods is primarily high-grade aluminium, often alloyed with elements like copper, silicon, or magnesium to enhance specific characteristics. This results in a material that offers an excellent strength-to-weight ratio, making it remarkably robust without the burden of heaviness. They are naturally resistant to corrosion and highly conductive, both thermally and electrically. This combination of innate properties makes aluminium a consistently dependable choice for a wide array of technical and structural challenges.
| Standard Specification | ASTM B221 / ASTM SB221 |
| Dimensions Chart | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| Size Chart | 5 To 500 mm |
| Diameter | 0.1 to 100 mm |
| Length | 100 To 3000 mm Long & Above |
| Surface Finish | Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish |
| Tolerance | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements |
| Form | Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc. |
| Grade | Si | Fe | Cu | Zn | Mn | Mg | Ti | Cr | Al | Others(Total) |
| Aluminium | 0.40 – 0.80 | 0.70 max | 0.15-0.40 | 0.25 max | 0.15 | 0.8-1.2 | 0.15 max | 0.04-0.35 | Balance | 0.15 max |
| Temper | Tensile | Hardness | ||||
| Ultimate | Yield | Elongation | Brinell | |||
| KSI | MPA | KSI | MPA | % | ||
| T6, T651 | 45 | 310 | 21 | 145 | 25 | 65 |
Aluminium bars and rods come in various types, including round, square, rectangular, hexagonal, and flat. They are available in different alloys such as 1050, 6061, 6082, and 7075.
You can buy high-quality aluminium bars and rods from suppliers like Hemi Metals, Aalco Metals, and Metal Supermarkets in the New Zealand. They offer a range of grades and sizes for various applications.
Yes, we provide bars and rods in standard and customized dimensions and polishes to meet your specific project requirements. For more details mail us on sales@hemimetals.co.nz
The uses for these aluminium round bars and rods are incredibly diverse, finding their way into countless projects across different sectors. They are commonly machined into custom parts for automotive and aerospace applications, form the framework for architectural structures and handrails, and are essential in fabricating machinery components. Their excellent workability also makes them a favourite for DIY projects, crafts, and even artistic sculptures. Essentially, wherever a combination of light weight, strength, and corrosion resistance is needed, these aluminium rounds provide an ideal solution.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Hemi Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Hamilton New Zealand
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