RHS 450×150×10
Rectangular hollow sections from Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Height | 450 mm | 17.7165 in |
| Width | 150 mm | 5.9055 in |
| Thickness, t | 10 mm | 0.393701 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 272,000,000 mm⁴ | 653.4826 in⁴ |
| Elastic modulus, Sₓ | 1,210,000 mm³ | 73.8387 in³ |
| Plastic modulus, Zₓ | 1,560,000 mm³ | 95.197 in³ |
| Radius of gyration, rₓ | 154 mm | 6.063 in |
| Distance to top fibre | 225 mm | 8.8583 in |
| Distance to bottom fibre | 225 mm | 8.8583 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 47,200,000 mm⁴ | 113.3985 in⁴ |
| Elastic modulus, S_y | 629,000 mm³ | 38.3839 in³ |
| Plastic modulus, Z_y | 706,000 mm³ | 43.0828 in³ |
| Radius of gyration, r_y | 64.1 mm | 2.5236 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 133,000,000 mm⁴ | 319.5338 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 90.2 kg/m | 60.6116 lb/ft |