Channels (Parallel flanges) – Specification to BS EN 10025 S275
| Size (mm) (nominal) | Weight (kg/m) | Depth of Section ‘D’ (mm) | Width of Section ‘B’ (mm) | Thickness of Flange ‘T’ (mm) | Thickness of Web ‘t’ (mm) | Depth Between Fillets ‘d’ (mm) |
|---|---|---|---|---|---|---|
| 100 x 50 | 10.2 | 100.0 | 80.0 | 5.0 | 8.5 | 65.0 |
| 125 x 65 | 14.8 | 125.05 | 65.0 | 5.5 | 9.5 | 82.0 |
| 150 x 75 | 17.9 | 150.0 | 75.0 | 5.5 | 10.0 | 106.0 |
| 150 x 90 | 23.9 | 150.0 | 90.0 | 6.5 | 12.0 | 102.0 |
| 180 x 75 | 20.3 | 180.0 | 75.0 | 6.0 | 10.5 | 135.0 |
| 180 x 90 | 26.1 | 180.0 | 90.0 | 6.5 | 12.5 | 131.0 |
| 200 x 75 | 23.4 | 200.0 | 75.0 | 6.0 | 12.5 | 151.0 |
| 200 x 90 | 29.7 | 200.0 | 90.0 | 7.0 | 14.0 | 148.0 |
| 230 x 75 | 25.7 | 230.0 | 75.0 | 6.5 | 12.5 | 181.0 |
| 230 x 90 | 32.2 | 230.0 | 90.0 | 7.5 | 14.0 | 178.0 |
| 260 x 75 | 27.6 | 260.0 | 75.0 | 7.0 | 12.0 | 212.02 |
| 260 x 90 | 34.8 | 260.0 | 90.0 | 8.0 | 14.0 | 208.0 |
| 300 x 90 | 41.4 | 300.0 | 90.0 | 9.0 | 15.5 | 245.0 |
| 300 x 100 | 45.5 | 300.0 | 100.0 | 9.0 | 16.5 | 237.0 |
| 380 x 100 | 54.0 | 380.0 | 100.0 | 9.5 | 17.5 | 315.0 |
| 430 x 100 | 64.4 | 430.0 | 100.0 | 11.0 | 19.0 | 362.0 |
