RHS 60×40×2.9
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 | 60 mm | 2.3622 in |
| Width | 40 mm | 1.5748 in |
| Thickness, t | 2.9 mm | 0.114173 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 258,000 mm⁴ | 0.619847 in⁴ |
| Elastic modulus, Sₓ | 8,590 mm³ | 0.524194 in³ |
| Plastic modulus, Zₓ | 10,600 mm³ | 0.646852 in³ |
| Radius of gyration, rₓ | 21.9 mm | 0.862205 in |
| Distance to top fibre | 30 mm | 1.1811 in |
| Distance to bottom fibre | 30 mm | 1.1811 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 135,000 mm⁴ | 0.324339 in⁴ |
| Elastic modulus, S_y | 6,770 mm³ | 0.413131 in³ |
| Plastic modulus, Z_y | 7,960 mm³ | 0.485749 in³ |
| Radius of gyration, r_y | 15.9 mm | 0.625984 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 284,000 mm⁴ | 0.682313 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 4.22 kg/m | 2.8357 lb/ft |