6063 Aluminium Round Tube – T6, 5m Lengths & Cut to Size, 12mm to 102mm, Aluminium Tube for Handrails, Frames & Fabrication
6063 Aluminium Round Tube – T6, 5m Lengths & Cut to Size, 12mm to 102mm, Aluminium Tube for Handrails, Frames & Fabrication
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Buy our 6063 T6 aluminium round tube in full 5m lengths - a lightweight, corrosion-resistant architectural-grade tube — also called aluminium tube or aluminium round section — ideal for handrails, frames, rollers, supports, balustrades and general fabrication. Available in diameters from 12mm (1/2") to 102mm (4") with cut-to-size on request and fast UK delivery.
Aluminium Round Tube Sizes & Weight Chart
6063 T6 aluminium round tube size chart with approximate weight per metre. All tube in 5m lengths or cut to size.
| Diameter | Imperial | Wall | Approx. weight (kg/m) |
|---|---|---|---|
| 12mm | 1/2" | 10g | 0.24 |
| 19mm | 3/4" | 10g | 0.43 |
| 25mm | 1" | 10g | 0.60 |
| 38mm | 1.1/2" | 10g | 0.96 |
| 50mm | 2" | 10g | 1.29 |
| 63mm | 2.1/2" | 10g | 1.65 |
| 76mm | 3" | 10g | 2.01 |
| 76mm | 3" | 1/4" | 3.75 |
| 102mm | 4" | 10g | 2.72 |
| 102mm | 4" | 1/4" | 5.15 |
Diameters are shown in mm with the imperial equivalent; wall is 10g (approx 3.25mm) or 1/4" (approx 6.35mm). Weights are approximate, 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 tube — also known as aluminium tube, round aluminium tube or aluminium tubing — 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
- Round tube in full 5m lengths, cut to size on request
- Lightweight yet strong - easy to handle, cut and install
- Ideal for handrails, frames, rollers and fabrication
- Suitable for indoor and outdoor use, including architectural, marine and transport applications
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 cut, drilled, welded and anodised, making round tube a popular choice for both structural and decorative work.
Common Uses
Handrails and balustrades, frames and structures, rollers and shafts, protective barriers, marine and transport fabrication, architectural features, and general DIY and engineering.
Finish
Supplied in a standard mill finish. The surface may show normal mill marking or handling marks typical of extruded aluminium tube. A brushed, polished or anodised finish can be applied separately if required.
Compare Our Steel Tube Range
Prefer steel? Choose the right tube for the job: mild steel CHS (7.5m, 21-168mm), ERW round tube (12-38mm), galvanised steel tube for outdoors, this lightweight 6063 aluminium round tube, and 304/316 stainless steel tube for handrail and marine work. See more in our aluminium grades guide, or browse the full steel tube & pipe collection.
Delivery Information
Lead times are currently 3-5 working days. Tube is supplied in 5m 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 tube?
Our round tube is grade 6063 T6, a medium-strength architectural alloy with high corrosion resistance and an excellent surface finish, ideal for cutting, welding and fabrication.
What wall thickness is the tube?
Most sizes are 10g wall (approx 3.25mm). The 3" and 4" diameters are also available in a heavier 1/4" wall (approx 6mm). The wall of each option is shown in the size table.
What length and sizes are available?
All tube is 5m lengths, in diameters from 12mm (1/2") to 102mm (4"). The full size and price list is shown in the table above. Cut to size is available on request.
Can the tube 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. Tube is supplied in 5m 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.