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20mm Hole 316 Stainless Steel Perforated Sheet (R20 T25)
Perforated sheetStainless 316Kenton code K079S6
Stock and sheet sizes
| Stainless 316K079S6 | 2000 x 1000 | 2500 x 1250 | 3000 x 1500 | kg/m² |
|---|---|---|---|---|
| 1.0mm | 5-7 days | 5-7 days | 5-7 days | 3.4 |
| 1.5mm | 5-7 days | 5-7 days | 5-7 days | 5.0 |
| 2.0mm | 5-7 days | 5-7 days | 5-7 days | 6.7 |
✓ 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
Description
Technical details
Hole layout

Enlarged, not to scale. Dimensions in mm, pitch measured centre to centre.
Specification
- Hole
- 20mm round
- Pitch
- 25mm staggered 60°
- Row spacing
- 21.65mm
- Bar between holes
- 5mm
- Open area
- 58%
- Holes per m²
- 1,850
- Thickness
- 1–2mm
- Material
- Stainless 316
About R20 T25 316 stainless steel perforated sheet
R20 T25 is a 20mm round hole perforated sheet in 316 stainless steel, with the holes on a 25mm staggered pitch giving 58% open area. It’s made to order, usually in 5-7 days, in thicknesses from 1 to 2mm. Every sheet can be cut to size while you wait, and stock sheets go out on next working day delivery anywhere in the UK.
All sizes in the table are made to order, usually in 5-7 days.
What does R20 T25 mean?
R20 is a 20mm round hole. T25 means the holes sit on a 25mm staggered (60°) pitch, measured centre to centre.
This pattern also comes in
Similar patterns
| Pattern | Hole | Pitch | Open area | Thickness | Stock |
|---|---|---|---|---|---|
| R15 T21 | 15mm round | 21mm staggered | 46% | 1.5–2mm | 5-7 days |
| R18 T22 | 18mm round | 22mm staggered | 61% | 1–2mm | 5-7 days |
| R20 T25This page | 20mm round | 25mm staggered | 58% | 1–2mm | 5-7 days |
| R20 T28 | 20mm round | 28mm staggered | 46% | 1–2mm | 5-7 days |
| R20 U48.5 | 20mm round | 48.5mm square | 13% | 1–2mm | 5-7 days |
| R25 T30 | 25mm round | 30mm staggered | 63% | 1–2mm | 5-7 days |
| R30 T40 | 30mm round | 40mm staggered | 51% | 1–2mm | 5-7 days |
The nearest 316 stainless steel round hole patterns to R20 T25. See every 316 stainless steel pattern →
Dimensions are nominal and weights approximate. Stock changes daily, so please call to confirm.



