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SKU: ST-SP- 25X3-100

1m Grade 304 Stainless Steel Flat Bar UK

£12.59
£12.59

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Size: 25 x 3 MM

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Premium Grade 304 Stainless Steel Flat Bar for DIY, Trade & Engineering

Grade 304 stainless steel is one of the most widely used stainless steel grades due to its excellent balance of strength, corrosion resistance and workability. It performs exceptionally well in indoor and outdoor environments and is suitable for applications where durability and appearance are equally important.

Its smooth industrial finish provides a professional appearance while remaining easy to cut, drill, weld and machine using appropriate tools.

Key Benefits

  • Manufactured from premium Grade 304 stainless steel
  • Excellent resistance to rust and corrosion
  • Strong, durable and built for long-term use
  • Suitable for indoor and outdoor environments
  • Easy to fabricate, cut, weld and drill
  • Clean industrial finish for visible installations
  • Available in multiple widths and thicknesses
  • Ideal for both professional and home projects

Key Features

  • Premium Grade 304 stainless steel
  • 1 metre (1000mm) length
  • Excellent corrosion resistance
  • Strong and durable construction
  • Easy to fabricate and machine
  • Suitable for indoor and outdoor use
  • Multiple size options available
  • Professionally packaged for protection during delivery

Technical Specifications

Specification Details
Material Grade 304 Stainless Steel
Length 1000mm (1 Metre / 39.37")
Finish Standard Industrial Silver
Corrosion Resistance Excellent
Application DIY, Engineering, Fabrication, Repairs & Construction
Indoor Use Yes
Outdoor Use Yes
Rust Resistant Yes

Applications

This stainless steel flat bar is suitable for a wide variety of projects, including:

  • Structural reinforcement
  • General engineering
  • Metal fabrication
  • Construction work
  • DIY projects
  • Bracket manufacturing
  • Model making
  • Workshop fabrication
  • Machinery repairs
  • Vehicle modifications
  • Industrial maintenance
  • Garden and outdoor projects

Its versatility makes it a practical material for both one-off projects and ongoing commercial work.

Installation & Fabrication

The flat bar can be cut, drilled and welded using suitable metalworking equipment. Always measure carefully before cutting and use the correct tools for stainless steel to achieve clean, accurate results.

Where the flat bar is being used in structural applications, ensure it is securely fixed using appropriate fixings suitable for the installation surface.

Always wear suitable protective equipment when cutting, grinding or welding stainless steel.

Available Sizes

Choose from the following thickness and width combinations:

  • 3mm × 20mm
  • 3mm × 25mm
  • 3mm × 30mm
  • 3mm × 40mm
  • 4mm × 20mm
  • 4mm × 25mm
  • 4mm × 30mm
  • 4mm × 40mm
  • 5mm × 20mm
  • 5mm × 25mm
  • 5mm × 30mm
  • 5mm × 40mm

All sizes are supplied in a standard 1 metre length.

Why Choose Our Stainless Steel Flat Bar?

Not all stainless steel flat bars offer the same level of quality. Our Grade 304 flat bars are selected for their reliable performance, consistent dimensions and excellent corrosion resistance. Whether you're completing a professional installation or a home improvement project, you can rely on a product designed to last.

Careful packaging helps protect every bar during transit, reducing the risk of damage before it reaches your workshop or site.

Why It's Better Than Cheaper Alternatives

Lower-quality steel can rust more quickly, become difficult to machine and lose its appearance over time. Grade 304 stainless steel provides improved durability, better resistance to corrosion and dependable performance in a wider range of environments.

Choosing quality materials from the start helps reduce maintenance, minimise replacements and achieve a more professional finish.

Frequently Asked Questions

Is Grade 304 stainless steel rust resistant?

Yes. Grade 304 offers excellent resistance to rust and corrosion, making it suitable for most indoor and outdoor applications.

Can this flat bar be welded?

Yes. Grade 304 stainless steel can be welded using suitable welding equipment and techniques.

Can I cut the flat bar myself?

Yes. It can be cut using appropriate metal-cutting tools suitable for stainless steel.

Is this suitable for outdoor use?

Yes. Its corrosion-resistant properties make it suitable for outdoor installations in most environments.

Does the bar have a polished finish?

No. It is supplied with a standard industrial silver finish rather than a mirror-polished surface.

Returns Policy

We offer a straightforward return process. If you wish to return an item, please contact us within 14 days of receiving your order. All returns must be completed and items received back at our warehouse within 30 days from the date of delivery for a full refund.

Items must be returned in their original, unopened, and unused condition. Please note that return shipping costs are the responsibility of the buyer unless the item is faulty or damaged. We do not refund any original postage or shipping costs, except in cases where the return is a result of our error (you received an incorrect or defective item).

If your item arrives damaged or faulty, you must notify us within 24 hours of receipt and provide clear photographs via email. For custom-made, specially ordered, or altered products (e.g., items cut to specification or drilled), returns are only accepted if the item is damaged or faulty.

Once your return is received and inspected (usually within 3 to 5 business days), we will process your refund. You should expect to receive your refund within 2-3 weeks, depending on your bank's processing time. If you need to initiate a return, please reach out to us through our contact page with your order details.

Shipping

We take pride in our fast dispatch service. All orders are processed and dispatched within 24 hours of cleared payment, excluding weekends and bank holidays. While we ship across the UK, please note that certain heavy items or specific trade products may have regional delivery restrictions.

For urgent requirements, we offer an Express Delivery service via private courier, which delivery within 1-3 working days if the order is placed before 2 pm on any working day. Delivery estimates are provided based on the courier's schedule, and while we strive for punctuality, we are not responsible for unforeseen courier delays.

Shipping rates for our products, including heavy items like stair nosing and industrial tools, are often weight-based or size-dependent. To reflect the policies of our courier partners, shipping quotes will be calculated at checkout based on your specific delivery requirements and location.