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Steel round tubes

Average rating of 5 out of 5 stars

Steel round tubes

Galvanized steel round tube

Average rating of 5 out of 5 stars

Galvanized steel round tube

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Also popular: our square tubes

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Stainless steel square tube ground K240 100 x 100 x 4 mm

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Buy custom steel tubes at Metalxact

Steel tubes are the right choice when you need strong, durable, and versatile tube profiles for constructions, frames, racks, or technical applications. At Metalxact, you can buy custom steel tubes online and configure them to fit your project exactly. Simply select the desired dimensions, wall thickness, and length, then order your round steel tube conveniently using the online configurator.


Buy steel tubes: raw or galvanised?

Depending on the place of use and your specific requirements, you can choose between untreated and galvanised steel tubes. A classic steel tube made from unalloyed structural steel is particularly suitable for robust indoor constructions, further processing, welding, drilling, sawing, bending, or painting. It is dimensionally stable, durable, weldable, and an economical solution for many metalworking projects. 

A galvanised steel tube is ideal when the tube needs stronger protection against moisture and weathering. The galvanised surface provides improved corrosion protection and is therefore especially suitable for outdoor components, railings, substructures, brackets, or long-lasting constructions with higher surface requirements. Depending on the application, an additional powder coating may also be useful to further adapt the appearance and protection to your needs.

Configure custom steel tubes

With a custom round steel tube, you save time during further processing and get exactly the length you need for your project. Instead of cutting standard lengths yourself, you can configure your round tube directly online and order it to the millimetre. This is especially practical when several tubes are needed in identical lengths or when components are to be further processed, assembled, welded, or screwed together directly.

In addition to length, diameter, wall thickness, and material also play an important role. Larger diameters and thicker walls generally provide more stability, while thinner-walled tubes are lighter and suitable for applications subject to lower loads. Unlike solid material, round steel tubes are hollow inside, offering a good balance of stability, weight, and material use.

Steel tubes for many areas of application

When you buy a steel tube, you get a versatile tube profile for numerous areas of application. Steel tubes combine high stability with a clean, round shape and are suitable for metal construction, steel construction, mechanical engineering, plant engineering, vehicle construction, workshop use, railing construction, frame structures, supports, brackets, gates, shelving, pipeline construction, or individual DIY projects, among many other uses.

Round steel tubes are also frequently used in furniture making and interior design, for example for table frames, clothes rails, design elements, or industrial-style constructions. Thanks to their round shape, they appear visually more subtle than rectangular profiles, rectangular tubes, square tubes, or box sections and can be combined in many ways. For pipelines intended to carry liquids, the material, wall thickness, connection technology, and tightness must always be checked according to the specific application.

Benefits of rectangular steel tubes

When you buy rectangular tubes, square tubes, box sections, and steel sheets from Metalxact, you benefit from simple online configuration, precise cutting, and a wide selection of dimensions. You receive custom steel profiles directly from the manufacturer and can order your material to match your project.

✅ Certified quality according to international standards
✅ A wide range of surface options
✅ Maximum flexibility for individual solutions

FAQ: Custom steel tubes

What is a steel tube?

A round steel tube is a circular hollow profile made of steel. It is used for stable constructions, frames, railings, brackets, pipeline construction, or furniture-making projects and differs from solid material due to its hollow cross-section.

Which steel tubes are available at Metalxact?

At Metalxact, you can get custom round steel tubes or threaded tubes, as well as galvanised round steel tubes with additional corrosion protection. Depending on your project, other profile shapes such as rectangular tubes, square tubes, box sections, or steel sheets may also be useful.

Can I have steel tubes cut to size?

Yes, at Metalxact you can configure round steel tubes online and order them cut to your desired length. This saves you from having to cut them yourself and gives you tube profiles that are ready for your project.

Are there seamless steel rectangular tubes?

A hot-dip galvanised round steel tube is especially suitable for outdoor areas or damp environments, as the zinc coating provides better protection against corrosion.

Which dimensions are important?

The key dimensions are outside diameter, wall thickness, and length. These specifications determine the stability, weight, and possible applications of the round steel tube.

All metals also available with powder coating
  • 1,500 colors available

  • Effective corrosion protection

  • For private and commercial use

  • Short delivery times

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