HEA 240 vs HEB 240
- HEA 240 is 28 % lighter than HEB 240 (60.3 vs 83.2 kg/m).
- HEB 240 has 45 % higher strong-axis stiffness Iy.
- HEB 240 has 42 % higher weak-axis stiffness Iz, which governs columns and lateral stability.
- HEB 240 has 41 % higher plastic bending resistance (Wpl,y).
- Per kilogram of steel, HEB 240 is the more efficient bending section (Iy/G: 135 vs 129 cm⁴ per kg/m).
| Property | HEA 240 | HEB 240 |
|---|---|---|
| Height h [mm] | 230 | 240 |
| Flange width b [mm] | 240 | 240 |
| Web thickness tw [mm] | 7.5 | 10.0 |
| Flange thickness tf [mm] | 12.0 | 17.0 |
| Area A [cm²] | 76.8 | 106.0 |
| Mass G [kg/m] | 60.3 | 83.2 |
| Moment of inertia Iy [cm⁴] | 7 763 | 11 260 |
| Elastic modulus Wel,y [cm³] | 675 | 938 |
| Plastic modulus Wpl,y [cm³] | 745 | 1 053 |
| Moment of inertia Iz [cm⁴] | 2 769 | 3 923 |
| Radius of gyration iy [mm] | 100.5 | 103.1 |
| Radius of gyration iz [mm] | 60.0 | 60.8 |
| Torsion constant It [cm⁴] | 41.0 | 103.6 |
| Warping constant Iw [×10³ cm⁶] | 321.6 | 476.3 |
Highlighted value = the favourable one (higher stiffness/modulus, lower mass). Full property sets on the profile pages.