Aluminium Square Tube - Box Sections

Square Hollow Section

At Aluminium Online, we are one of the UK’s leading suppliers of high-quality aluminium extrusions, with extensive stocks of 6000 series-grade aluminium box sections, all certified to BSEN755 standards. We offer next-day delivery across thousands of our products on orders placed before 1 pm.

Browse Aluminium Square Tube – Box Sections

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What Are Aluminium Box Sections and Where Are They Used?

Aluminium box sections have a broad range of uses in a variety of industries and applications including –

  • Construction
  • Window and door manufacturing
  • Medical equipment
  • Furniture
  • Shelf supports
  • Storage racks
  • Fencing
  • And many more

Aluminium Square Tube Sizes

At Aluminium Online, we stock a massive selection of aluminium square tube sizes. Our high-grade aluminium square tubes start from 1.6mm (millimetres) and range all the way to 3.3m (metres). Whatever your size requirements, we’ve got you covered. If you require a size that isn’t listed in our store, please don’t hesitate to contact us – we can always help.


Need More Information About Aluminium Box Sections (Square Tube)?

Can I get a quote for a specific size and quantity of aluminium box section?

Yes. We’re always happy to discuss specific aluminium square tube size and quantity requirements with you to help you get exactly the product you need.

How is the weight of aluminium box sections calculated?

Aluminium box section weight is calculated by using a kg/m measurement that is then multiplied by the length of the final product.

What are the common applications of aluminium square hollow sections?

Common applications of aluminium square hollow sections include uses in the construction industry, as well as in the creation of different products, such as windows and doors, furniture, medical equipment, and shelving.

What is the corrosion resistance of aluminium box sections?

Aluminium box sections are very resistant to corrosion. Aluminium naturally and rapidly forms a thin oxidised layer on its surface, which acts to protect the rest of the material from further corrosion.

What are the advantages of using aluminium square tubes in comparison to other materials like steel?

Aluminium square tubes offer a few advantages over other materials, primarily thanks to their high strength-to-weight ratio compared with other metals, as well as their ability to withstand corrosion and almost infinite recyclability.

Are there different grades of alloys of aluminium used in box sections, and how do they impact performance?

There are a few different grades of aluminium box sections, depending on the materials used in the alloy. The most commonly supplied are 6000-grade alloys, which is primarily what we stock at Aluminium Online. These are made largely using magnesium and silicates as the alloying materials. 1000-grade is the purest aluminium available, but different grades have different applications.

Do you supply black aluminium box sections?

Yes. We supply black aluminium box sections, as well as a range of other powder-coated aluminium box sections, all cut to measure.

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