RHS 60×40×3
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 | 3 mm | 0.11811 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 265,000 mm⁴ | 0.636665 in⁴ |
| Elastic modulus, Sₓ | 8,820 mm³ | 0.538229 in³ |
| Plastic modulus, Zₓ | 10,900 mm³ | 0.665159 in³ |
| Radius of gyration, rₓ | 21.8 mm | 0.858268 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 | 139,000 mm⁴ | 0.333949 in⁴ |
| Elastic modulus, S_y | 6,950 mm³ | 0.424115 in³ |
| Plastic modulus, Z_y | 8,190 mm³ | 0.499784 in³ |
| Radius of gyration, r_y | 15.8 mm | 0.622047 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 292,000 mm⁴ | 0.701533 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 4.35 kg/m | 2.9231 lb/ft |