8mm
United Steel supplies 8mm Plain Black Flat Steel in the sizes listed below:| 8mm | Kg / Metre | Lengths / Tonne | Length | Kg / Length |
| 25 x 8mm | 1.6 | 106.00 | 6.0 | 9.42 |
| 32 x 8mm | 2.0 | 83.00 | 6.0 | 12.06 |
| 40 x 8mm | 2.5 | 66.49 | 6.0 | 15.06 |
| 50 x 8mm | 3.1 | 53.08 | 6.0 | 18.84 |
| 65 x 8mm | 4.1 | 41.00 | 6.0 | 24.48 |
| 75 x 8mm | 4.7 | 35.00 | 6.0 | 28.26 |
| 100 x 8mm | 6.3 | 26.45 | 6.0 | 37.68 |
| 130 x 8mm | 8.2 | 20.42 | 6.0 | 48.97 |
| 150 x 8mm | 9.4 | 17.69 | 6.0 | 56.52 |
| 200 x 8mm | 11.9 | 14.00 | 6.0 | 71.43 |
| 300 x 8mm | 18.8 | 8.87 | 6.0 | 112.74 |