The following table lists the theoretical weight of U channel steel in kg/m.
If your steel size is not in the table below, you can use our steel weight calculator to calculate online.
| Grade | Height | Leg length | Web thickness | Average leg thickness | Inner radius | End radius | Theoretical weight (kg/m) |
| 5 | 50 | 37 | 4.5 | 7 | 7 | 3.5 | 5.438 |
| 6.3 | 63 | 40 | 4.8 | 7.5 | 7.5 | 3.8 | 6.634 |
| 6.5 | 65 | 40 | 4.3 | 7.5 | 7.5 | 3.8 | 6.709 |
| 8 | 80 | 43 | 5 | 8 | 8 | 4 | 8.045 |
| 10 | 100 | 48 | 5.3 | 8.5 | 8.5 | 4.2 | 10.007 |
| 12 | 120 | 53 | 5.5 | 9 | 9 | 4.5 | 12.059 |
| 12.6 | 126 | 53 | 5.5 | 9 | 9 | 4.5 | 12.318 |
| 14a | 140 | 58 | 6 | 9.5 | 9.5 | 4.8 | 14.535 |
| 14b | 140 | 60 | 8 | 9.5 | 9.5 | 4.8 | 16.733 |
| 16a | 160 | 63 | 6.5 | 10 | 10 | 5 | 17.24 |
| 16b | 160 | 65 | 8.5 | 10 | 10 | 5 | 19.752 |
| 18a | 180 | 68 | 7 | 10.5 | 10.5 | 5.2 | 20.174 |
| 18b | 180 | 70 | 9 | 10.5 | 10.5 | 5.2 | 23 |
| 20a | 200 | 73 | 7 | 11 | 11 | 5.5 | 22.637 |
| 20b | 200 | 75 | 9 | 11 | 11 | 5.5 | 25.777 |
| 22a | 220 | 77 | 7 | 11.5 | 11.5 | 5.8 | 24.999 |
| 22b | 220 | 79 | 9 | 11.5 | 11.5 | 5.8 | 28.453 |
| 24a | 240 | 78 | 7 | 12 | 12 | 6 | 26.85 |
| 24b | 240 | 80 | 9 | 12 | 12 | 6 | 30.628 |
| 24c | 240 | 82 | 11 | 12 | 12 | 6 | 34.396 |
| 25a | 250 | 78 | 7 | 12 | 12 | 6 | 27.41 |
| 25b | 250 | 80 | 9 | 12 | 12 | 6 | 31.335 |
| 25c | 250 | 82 | 11 | 12 | 12 | 6 | 35.26 |
| 27a | 270 | 82 | 7.5 | 12.5 | 12.5 | 6.2 | 30.838 |
| 27b | 270 | 84 | 9.5 | 12.5 | 12.5 | 6.2 | 35.077 |
| 27c | 270 | 86 | 11.5 | 12.5 | 12.5 | 6.2 | 39.316 |
| 28a | 280 | 82 | 7.5 | 12.5 | 12.5 | 6.2 | 31.427 |
| 28b | 280 | 84 | 9.5 | 12.5 | 12.5 | 6.2 | 35.823 |
| 28c | 280 | 86 | 11.5 | 12.5 | 12.5 | 6.2 | 40.219 |
| 30a | 300 | 85 | 7.5 | 13.5 | 13.5 | 6.8 | 34.463 |
| 30b | 300 | 87 | 9.5 | 13.5 | 13.5 | 6.8 | 39.173 |
| 30c | 300 | 89 | 11.5 | 13.5 | 13.5 | 6.8 | 43.883 |
| 32a | 320 | 88 | 8 | 14 | 14 | 7 | 38.083 |
| 32b | 320 | 90 | 10 | 14 | 14 | 7 | 43.107 |
| 32c | 320 | 92 | 12 | 14 | 14 | 7 | 48.131 |
| 36a | 360 | 96 | 9 | 16 | 16 | 8 | 47.814 |
| 36b | 360 | 98 | 11 | 16 | 16 | 8 | 53.466 |
| 36c | 360 | 100 | 13 | 16 | 16 | 8 | 59.118 |
| 40a | 400 | 100 | 10.5 | 18 | 18 | 9 | 58.928 |
| 40b | 400 | 102 | 12.5 | 18 | 18 | 9 | 65.208 |
| 40c | 400 | 104 | 13.5 | 18 | 18 | 9 | 71.488 |
