I-beam Indian standard beams ISMB Indian standard beams ISMB

| Type_ | Beam_height_mm | Flange_width_mm | Web_thickness_mm | Flange_thickness_mm | Weight_kg_m | Cross_section_area_cm_2_ | Moment_of_inertia_in_torsion_J_cm_4_ |
|---|---|---|---|---|---|---|---|
| ISMB 80 | 80 | 46 | 3.8 | 5.2 | 6.0 | 7.64 | 0.70 |
| ISMB 100 | 100 | 55 | 4.1 | 5.7 | 8.1 | 10.3 | 1.10 |
| ISMB 120 | 120 | 70 | 4.4 | 6.3 | 10.4 | 13.2 | 1.71 |
| ISMB 140 | 140 | 73 | 4.7 | 6.9 | 12.9 | 16.4 | 2.54 |
| ISMB 750 × 137 | 753 | 263 | 11.5 | 17 | 137 | 175 | 137.1 |
| ISMB 750 × 147 | 753 | 265 | 13.2 | 17 | 147 | 188 | 161.5 |
| ISMB 750 × 173 | 762 | 267 | 14.4 | 21.6 | 173 | 221 | 273.6 |