RHS 350×250×14.2
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 | 350 mm | 13.7795 in |
| Width | 250 mm | 9.8425 in |
| Thickness, t | 14.2 mm | 0.559055 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 272,000,000 mm⁴ | 653.4826 in⁴ |
| Elastic modulus, Sₓ | 1,550,000 mm³ | 94.5868 in³ |
| Plastic modulus, Zₓ | 1,890,000 mm³ | 115.3349 in³ |
| Radius of gyration, rₓ | 130 mm | 5.1181 in |
| Distance to top fibre | 175 mm | 6.8898 in |
| Distance to bottom fibre | 175 mm | 6.8898 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 160,000,000 mm⁴ | 384.4015 in⁴ |
| Elastic modulus, S_y | 1,280,000 mm³ | 78.1104 in³ |
| Plastic modulus, Z_y | 1,490,000 mm³ | 90.9254 in³ |
| Radius of gyration, r_y | 100 mm | 3.937 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 319,000,000 mm⁴ | 766.4006 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 126 kg/m | 84.6681 lb/ft |