All RSJ Steel Beams
Mild Steel Angles
Mild Steel Channels
Circular Hollow Sections (CHS)
Mild Steel Round Bars
Mild Steel Square Bars
All Hollow Sections
Steel Flat Bar

Structural Steel and Builders Beams

We provide builders beams and structural steel in all types and forms, tailored to your construction needs.

Universal RSJ Steel Beams

Amongst other parts, we provide Rolled Steel Joists (RSJs) : single-piece steel beams used for structural support in extensions or load-bearing wall openings.

Our RSJ beams are S355 grade, hot-rolled structural steel with a minimum yield strength of 355N/mm² (BSEN 10025-2:2004), also known as BS 50B, compliant with EXC2 of EN 1090.

Customisation Options

Choose from standard lengths of 6m, 12.5m, or 14m, or request custom-cut sizes. Options for drilling or painting are available at checkout. For additional requirements, contact our team for updated pricing, lead times, and availability.

Select your RSJ beam or Steel structural columns or other parts from the options above for an instant quote.

We offer FREE standard delivery on all Mild Steel orders over £500+VAT 

Delivery is 2/5 days on all mild steel and engineering steel products standard and cut. 48Hour Delivery available on most standard length orders but will depend on the delivery address provided. Please check with our chat team if quicker delivery is required.

Tubeclamps can often be delivered next day and the same goes for our Stainless and Handrail products.

If you require urgent/next-day delivery please speak to our team on our live chat.

To find out more about our delivery and click and collect options, please click here.

 

Builders Beams, RSJ, Mild Steel, and Structural Steel

LIONTEK LTD provides a comprehensive range of builders beams, RSJ, mild steel, and structural steel solutions for all construction needs.

Extensive Range of RSJ and Structural Steel

LIONTEK LTD offers a wide variety of RSJ beams, mild steel, and structural steel in various sizes and weights per meter, available from stock with UK-wide delivery. Our RSJ and structural steel products include Universal Beams (horizontal support) and Universal Columns (vertical support). We stock an extensive range of sizes at our UK depots, beyond the common sizes listed on our website. Contact us if you need a specific size not shown.

Delivery of Your Steel Products

RSJ beams and structural steel are heavy and require careful handling. LIONTEK LTD delivers most orders via our UK depot network using flatbed lorries. Free collection is available from our depot. Note that delivery drivers cannot assist with offloading, so ensure sufficient manpower is available. For large orders or sites without offloading facilities, LIONTEK LTD can provide a quote for a Hiab lorry with a mechanical lift. Contact us to discuss your delivery options.

Ordering from LIONTEK LTD

The LIONTEK LTD team is committed to supplying the highest quality RSJ beams, mild steel, and structural steel, delivered promptly. For specific requirements or further information, our dedicated team is ready to assist. Call LIONTEK LTD for RSJ beams, mild steel, or any structural steel needs.

Frequently Asked Questions

Many of our UK sites offer cutting and drilling. If you require an additional process to your beam such as drilling or a painted beam please check out our calculator or just ask our team for a bespoke quote.

Yes, let us know as soon as you can via our contact page . Please have your order number to hand so we can quickly find and amend your order.

Absolutely, we work with a nationwide selection of the UKs top Steel Suppliers and these relationships mean we can source a wide range of products for you. Just speak to the team or use our Contact Us forms.

We offer FREE delivery on all steel and tube clamp orders over £500 ex VAT. For steel orders under £500, we charge £60+vat standard delivery or you can collect from a local depot. 

Unlike many online stores our team is always manned 9am/5pm by experienced steel advisors so within these hours you can speak to the team directly