6063 Aluminium Round Bar – T6, 4m Lengths & Cut to Size, 12mm to 50mm, Solid Aluminium Round Bar for Fabrication & Machining
6063 Aluminium Round Bar – T6, 4m Lengths & Cut to Size, 12mm to 50mm, Solid Aluminium Round Bar for Fabrication & Machining
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Buy our 6063 T6 aluminium round bar in full 4m lengths - a strong, lightweight and highly corrosion-resistant architectural-grade solid bar — also called aluminium round bar, aluminium rod or round aluminium bar — ideal for fabrication, machining, framing, brackets, shafts and trims. Available in diameters from 12mm to 50mm with cut-to-size on request and fast UK delivery.
Aluminium Round Bar Sizes & Weight Chart
6063 T6 aluminium round bar size chart with weight per metre. All bar in 4m lengths or cut to size.
| Diameter (mm) | Imperial | Weight (kg/m) |
|---|---|---|
| 12mm | 1/2" | 0.31 |
| 19mm | 3/4" | 0.77 |
| 25mm | 1" | 1.33 |
| 38mm | 1.1/2" | 3.06 |
| 50mm | 2" | 5.30 |
Diameters are shown in mm with the imperial equivalent; all bar is 4m lengths. Popular aluminium round bar sizes include 12mm, 25mm and 50mm. Weights are calculated at 2,700 kg/m³ — for any size use our metal weight calculator. Cut to size is available on request.
Rackerman is a UK metal supplier: buy 6063 aluminium round bar — also known as aluminium rod, round aluminium bar or aluminium round section — online with fast mainland UK delivery and cut-to-size service, a convenient alternative to a local metal stockholder near you.
Key Features
- Grade 6063 T6 aluminium - excellent corrosion resistance and surface finish
- Solid round bar in full 4m lengths
- Lightweight yet strong - easy to handle, transport and machine
- Ideal for turning, drilling, welding and machining
- Suitable for indoor and outdoor use, including architectural, marine and transport applications
- Cut to size available on request
About 6063 T6 Aluminium
6063 T6 is a medium-strength architectural alloy known for its clean surface finish, high corrosion resistance and excellent workability. It is readily machined, drilled, welded and anodised, making it a popular choice for both functional and decorative fabrication.
Common Uses
Machining and turning, shafts, pins, dowels and spacers, structural and architectural framing, brackets and supports, vehicle and marine components, and general fabrication and DIY.
Finish
Supplied in a standard mill finish. The surface may show normal mill marking or handling marks typical of extruded aluminium bar. A brushed, polished or anodised finish can be applied separately if required.
Compare Our Round Bar Range
Prefer steel? Choose the right round bar for the job: S275 mild steel round bar (6m) and 3m round bar for general fabrication, bright EN3B round bar for machining, this 6063 aluminium round bar for light weight and 304 stainless steel round bar for corrosion resistance. See more in our aluminium grades guide.
Delivery Information
Lead times are currently 3-5 working days. Bars are supplied in 4m lengths, so suitable delivery access is required. If your order is long or heavy, please ensure someone is available to help with offloading on arrival.

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FREQUENTLY ASKED QUESTIONS
What grade is the aluminium round bar?
Our round bar is grade 6063 T6, a medium-strength architectural alloy with high corrosion resistance and an excellent surface finish, ideal for machining, drilling and fabrication.
What length are the bars?
All diameters are supplied in full 4m lengths. Cut to size is available on request - contact us before ordering with your required lengths.
What diameters are available?
We stock aluminium round bar from 12mm (1/2") up to 50mm (2") diameter. The full size and price list is shown in the table above.
Can the bar be used outdoors?
Yes - 6063 T6 aluminium is highly corrosion-resistant and suitable for indoor and outdoor use, including architectural, marine and transport applications.
What are the delivery lead times?
Lead times are currently 3-5 working days. Bars are supplied in 4m lengths, so please ensure suitable delivery access.
MONEY BACK GUARANTEE
Here at Rackerman, we take customer satisfaction very seriously. If you are unsatisfied with the quality of your product, please email us info@rackerman.co.uk or give us a call: 01665 497513 and we will make it right.
SHIPPING
It should take no longer than 1-2 business day to process your order, then 3-5 working days (5-10 working days on RSJs + Chippings) to then receive your order from us after dispatch.
If you haven't received your items in this time frame, please contact us.
RETURNS
If you are unsatisfied with your purchase, that's completely fine! We offer a 30 day money back guarantee to all customers, no questions asked! Please contact us to arrange a return.