| ISMB Designation | Depth (mm) | Flange Width (mm) | Flange Thickness (mm) | Weight (kg/m) |
|---|---|---|---|---|
| ISMB 100 | 100 | 50 | 7 | 8.9 |
| ISMB 125 | 125 | 70 | 8 | 13.3 |
| ISMB 150 | 150 | 75 | 8 | 15 |
| ISMB 175 | 175 | 85 | 9 | 19.6 |
| ISMB 200 | 200 | 100 | 10 | 24.2 |
| ISMB 225 | 225 | 110 | 11.8 | 31.1 |
| ISMB 250 | 250 | 125 | 12.5 | 37.3 |
| ISMB 300 | 300 | 140 | 13.1 | 46 |
| ISMB 350 | 350 | 140 | 14.2 | 52.4 |
| ISMB 400 | 400 | 140 | 16 | 61.5 |
| ISMB 450 | 450 | 150 | 17.4 | 72.4 |
| ISMB 500 | 500 | 180 | 17.2 | 86.4 |
| ISMB 600 | 600 | 210 | 18.5 | 105.6 |