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Base Plates

Steel base plates provide a practical fixing and support surface for structural steelwork, frames, posts and general metalwork projects. IMS supplies mild steel base plates in BSEN10025-2 S275JR for construction and support applications where a reliable steel plate section is required.

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Steel base plates provide a practical fixing and support surface for structural steelwork, frames, posts and general metalwork projects. IMS supplies mild steel base plates in BSEN10025-2 S275JR for construction and support applications where a reliable steel plate section is required.

Key benefits:

  • Square plate sizes available from 150 x 150mm to 500 x 500mm
  • Thickness options from 6mm to 20mm for different project requirements
  • Useful for creating mounting points, foot plates, support plates and welded steel assemblies
  • Supplied as individual steel plates, making it easy to select the required size for the job

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View Base Plates FAQS

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DESIGNATION PRICE (PER SHEET)
150 x 150 x 6mm from £2.87 inc VAT VIEW
200 x 200 x 6mm from £5.08 inc VAT VIEW
250 x 250 x 6mm from £7.94 inc VAT VIEW
300 x 300 x 6mm from £11.45 inc VAT VIEW
350 x 350 x 6mm from £15.58 inc VAT VIEW
400 x 400 x 6mm from £20.36 inc VAT VIEW
500 x 500 x 6mm from £31.00 inc VAT VIEW
150 x 150 x 8mm from £3.80 inc VAT VIEW
200 x 200 x 8mm from £6.78 inc VAT VIEW
250 x 250 x 8mm from £10.61 inc VAT VIEW
300 x 300 x 8mm from £15.25 inc VAT VIEW
350 x 350 x 8mm from £20.76 inc VAT VIEW
400 x 400 x 8mm from £27.13 inc VAT VIEW
500 x 500 x 8mm from £42.40 inc VAT VIEW
150 x 150 x 10mm from £4.78 inc VAT VIEW
200 x 200 x 10mm from £8.48 inc VAT VIEW
250 x 250 x 10mm from £13.26 inc VAT VIEW
300 x 300 x 10mm from £19.09 inc VAT VIEW
350 x 350 x 10mm from £25.98 inc VAT VIEW
400 x 400 x 10mm from £33.91 inc VAT VIEW
500 x 500 x 10mm from £53.00 inc VAT VIEW
150 x 150 x 12mm from £5.72 inc VAT VIEW
200 x 200 x 12mm from £10.18 inc VAT VIEW
250 x 250 x 12mm from £15.90 inc VAT VIEW
300 x 300 x 12mm from £22.90 inc VAT VIEW
350 x 350 x 12mm from £31.16 inc VAT VIEW
400 x 400 x 12mm from £40.69 inc VAT VIEW
500 x 500 x 12mm from £63.59 inc VAT VIEW
150 x 150 x 15mm from £7.15 inc VAT VIEW
200 x 200 x 15mm from £12.72 inc VAT VIEW
250 x 250 x 15mm from £19.87 inc VAT VIEW
300 x 300 x 15mm from £28.62 inc VAT VIEW
350 x 350 x 15mm from £38.94 inc VAT VIEW
400 x 400 x 15mm from £50.87 inc VAT VIEW
500 x 500 x 15mm from £79.49 inc VAT VIEW
150 x 150 x 20mm from £9.53 inc VAT VIEW
200 x 200 x 20mm from £16.96 inc VAT VIEW
250 x 250 x 20mm from £26.48 inc VAT VIEW
300 x 300 x 20mm from £38.15 inc VAT VIEW
350 x 350 x 20mm from £51.92 inc VAT VIEW
400 x 400 x 20mm from £67.82 inc VAT VIEW
500 x 500 x 20mm from £105.97 inc VAT VIEW

Base Plates FAQs

How do I choose the right steel base plate for my project?

Choose a base plate based on the load, fixing method, surface area and whether it needs to be welded, bolted or drilled.

Can steel base plates be welded to posts or frames?

Yes, mild steel base plates are commonly welded to steel posts, frames and fabricated assemblies. The welding method should be suitable for the material, plate thickness and project requirements.

Are mild steel base plates suitable for outdoor use?

Mild steel can be used outdoors, but it should be protected against corrosion. A suitable primer, paint system or protective finish may be needed depending on exposure and site conditions.

Why use a base plate instead of fixing a post directly?

A base plate provides a flat fixing point and helps spread the load across a wider area. It can also make installation, alignment and welding easier during fabrication or site work.

Can base plates be used with steel columns and support structures?

Yes, base plates are often used as support or connection plates for columns, posts and similar steelwork. The final design should account for the load, fixing points and installation surface.