RHS 250×150×16
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 | 250 mm | 9.8425 in |
| Width | 150 mm | 5.9055 in |
| Thickness, t | 16 mm | 0.629921 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 88,800,000 mm⁴ | 213.3429 in⁴ |
| Elastic modulus, Sₓ | 710,000 mm³ | 43.3269 in³ |
| Plastic modulus, Zₓ | 906,000 mm³ | 55.2875 in³ |
| Radius of gyration, rₓ | 87.9 mm | 3.4606 in |
| Distance to top fibre | 125 mm | 4.9213 in |
| Distance to bottom fibre | 125 mm | 4.9213 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 38,700,000 mm⁴ | 92.9771 in⁴ |
| Elastic modulus, S_y | 516,000 mm³ | 31.4883 in³ |
| Plastic modulus, Z_y | 625,000 mm³ | 38.1398 in³ |
| Radius of gyration, r_y | 58 mm | 2.2835 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 88,700,000 mm⁴ | 213.1026 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 90.3 kg/m | 60.6788 lb/ft |