Stock orders ship on a next working day delivery !

Need help in choosing the right product?

Ask our experts

12mm Hole Mild Steel Perforated Sheet (R12 T20)

Perforated sheetMild steelKenton code K072M

12mmRound hole
20mmStaggered pitch
33%Open area
1–10mmThickness

Stock and sheet sizes

Mild steelK072M 2000 x 1000 2500 x 1250 3000 x 1500 kg/m²
1.0mm 5-7 days 5.3
1.5mm 5-7 days 5-7 days 5-7 days 7.9
2.0mm 5-7 days 5-7 days 5-7 days 10.6
3.0mm 5-7 days 5-7 days 5-7 days 15.9
10.0mm ✓ In stock 52.9

✓ In stockon the shelf in Bristol5-7 daysmade to orderBlank = not a standard size · sizes in mm

  • Cut to sizewhile you wait
  • Next working daydelivery on stock sheets
  • Folded & fabricatedto your drawing
Need a price?Tell us the thickness, sizes and quantity and we’ll come back to you.

0117 963 4579Email us

Description

Technical details

Hole layout

R12 T20 hole layout: 12mm round holes, 20mm staggered pitch, 8mm bar, 17.32mm row spacing

Enlarged, not to scale. Dimensions in mm, pitch measured centre to centre.

Specification

Hole
12mm round
Pitch
20mm staggered 60°
Row spacing
17.32mm
Bar between holes
8mm
Open area
33%
Holes per m²
2,890
Thickness
1–10mm
Material
Mild steel
Need it cut, folded or made to a drawing?We guillotine sheets to size while you wait, and fold, roll and fabricate panels, guards and trays to your drawing.

Call 0117 963 4579Email your drawing

About R12 T20 mild steel perforated sheet

R12 T20 is a 12mm round hole perforated sheet in mild steel, with the holes on a 20mm staggered pitch giving 33% open area. We keep it in stock here in Bristol, in thicknesses from 1 to 10mm. Every sheet can be cut to size while you wait, and stock sheets go out on next working day delivery anywhere in the UK.

In stock: 10mm in 2m x 1m sheets. Everything else in the table is made to order in 5-7 days.

What does R12 T20 mean?

R12 is a 12mm round hole. T20 means the holes sit on a 20mm staggered (60°) pitch, measured centre to centre.

Similar patterns

Pattern Hole Pitch Open area Thickness Stock
R10 T14 10mm round 14mm staggered 46% 1–2mm 5-7 days
R10 T15 10mm round 15mm staggered 40% 1–5mm ✓ In stock
R10 U15 10mm round 15mm square 35% 1–3mm 5-7 days
R12 T16 12mm round 16mm staggered 51% 1–6mm ✓ In stock
R12 T20This page 12mm round 20mm staggered 33% 1–10mm ✓ In stock
R15 T21 15mm round 21mm staggered 46% 1–4mm 5-7 days
R15 T24 15mm round 24mm staggered 35% 6–8mm ✓ In stock

The nearest mild steel round hole patterns to R12 T20. See every mild steel pattern →

Dimensions are nominal and weights approximate. Stock changes daily, so please call to confirm.