3mm steel plate
3mm steel plate for sale on Ireland's largest auction and classifieds sites
Budget picks — under £8
Stainless steel • 12mm 5mm 20mm • 304 flat bar - Free postage - New and Used
- Free postage - New and Used
This mild steel • Flat bar grade • S275 very strong - Free postage - New and Used
This auction 2mm • Thick mild steel • Plates 305mm 125mm - Free postage - New and Used
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Sheet thicknesses available • From 1.0mm 3.0mm • Sizes are approximate - Free postage - New and Used
Browse 48 3mm steel plate listings currently in our index. Prices range from £2.71 to £286.2, with an average of £29.74. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about 3mm steel plate →
10mm mild steel • Flat bar available • Sizes popular lengths - Free postage - New and Used
En3b flat bright • Mild steel bar • 25mm wide 10mm - Free postage - New and Used
Mild steel sheet • Suitable welding painting • Easy machine cut - Free postage - New and Used
Mild steel flat • Bar available thicknesses • Widths popular lengths - Free postage - New and Used
Thick 1mm 1.5mm • 2mm 3mm high • Hardness corrosion resistance - Free postage - New and Used
Stainless steel 304 • Strip ideal engineering • Projects versatile material - Free postage - New and Used
Only one side • Has protective film • May have scuffs - Free postage - New and Used
Aluminium chequer plate • Mill finish good • Ideal variety uses - Free postage - New and Used
Mild steel sheet - Free postage - New and Used
Free bespoke cutting • Service aluminium softer • Lighter more workable - Free postage - New and Used
304 stainless steel • Width 10mm 15mm • 20mm 25mm 30mm - Free postage - New and Used
Mid-range — £8 to £22
Galvanised steel your • Choice projects demanding • Well excellent rust - Free postage - New and Used
Galvanised steel your • Choice projects demanding • Well excellent rust - Free postage - New and Used
Mild steel flat • Jobs that require • Rust resistance consider - Free postage - New and Used
Stainless steel 304 • Flat bar plate • Lenghts 100mm 300mm - Free postage - New and Used
Our mild steel • Sheets are answer • From product selection - Free postage - New and Used
Our mild steel • Sheets are answer • From product selection - Free postage - New and Used
Our mild steel • Sheets are answer • From product selection - Free postage - New and Used
Easy machine cut • Drill added convenience - Free postage - New and Used
Our mild steel • Sheets are answer • From product selection - Free postage - New and Used
Our mild steel • Sheets are answer • From product selection - Free postage - New and Used
200mm 3mm mild • Steel plate offcut • You only require - Free postage - New and Used
Introducing robust versatile • Speciality metals steel • Plate 3mm premium - Free postage - New and Used
Mild steel strong • Durable making ideal • Welding simply choose - Free postage - New and Used
10mm mild steel • Plate professionally cnc • Plasma cut these - Free postage - New and Used
Sheet thicknesses available • From 1.0mm 3.0mm • Sizes are approximate - Free postage - New and Used
1mm 1.2mm 1.5mm • Grade cr4 available • Different thicknesses 0.8mm - Free postage - New and Used
Premium — over £22
Mild steel sheet - Free postage - New and Used
Our mild steel • Sheets are answer • From product selection - Free postage - New and Used
Our mild steel • Sheets are answer • From product selection - Free postage - New and Used
Our mild steel • Sheets are answer • From product selection - Free postage - New and Used
Our mild steel • Sheets are answer • From product selection - Free postage - New and Used
Floor chequer plate • High quality mild • Steel thickness options - Free postage - New and Used
3mm cutting tolerance • Including squareness deviation • Sheet material - Free postage - New and Used
Our mild steel • Sheets are answer • From product selection - Free postage - New and Used
Material aisi type • Zinc plated bzp • This gauge plate - Free postage - New and Used
Our mild steel • Top quality 0.5mm • Metal sheet speciality - Free postage - New and Used
Ground flat stock • Guage plate manufactured • 4659 supplied anealed - Free postage - New and Used
- Free postage - New and Used
Our mild steel • Sheets are answer • From product selection - Free postage - New and Used
From 3mm 12mm • Thick steel square • Plates laser cut - Free postage - New and Used
Sheet sizes 50x50mm • 75x75mm 100 100mm • 125x125mm 150x150mm 200 - Free postage - New and Used
Mild steel sheet • Plates s275 sizes • 2.5 1.25 1.5 - Free postage - New and Used
Try this: 4 axis cnc machine | 40mm box section | 5 8 reamer | 50mm pipe | 50mm rod | 54w ballast | 5ft ramp | 5mm spindle | 6 burner cooker | 6ft x 4ft trailer
🔥 Best eBay deals on 3mm steel plate
See all listings on eBay →These 48 listings for 3mm steel plate are the lowest-priced items currently in our index. Prices are sorted ascending so you can quickly gauge the market before going further.
Stainless Steel Flat Bar plate
Stainless steel • 12mm 5mm 20mm • 304 flat bar
£3
10mm Thick Mild Steel Plate
£4
Mild Steel Flat Bar Grade S275
This mild steel • Flat bar grade • S275 very strong
£4
Everything you need to know about 3mm steel plate
Whether you are looking for a brand-new or second-hand 3mm steel plate, eBay offers one of the largest selections available online. With 48 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £2.71, while premium listings can reach £286.2 — giving you a wide budget spread to work with. The average price of £29.74 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.