CHS 60.3×4.5
Circular 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 |
|---|---|---|
| Thickness, t | 4.5 mm | 0.177165 in |
| Outside diameter | 60.3 mm | 2.374 in |
| Inside diameter | 51.3 mm | 2.0197 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 309,000 mm⁴ | 0.742375 in⁴ |
| Elastic modulus, Sₓ | 10,200 mm³ | 0.622442 in³ |
| Plastic modulus, Zₓ | 14,000 mm³ | 0.854332 in³ |
| Radius of gyration, rₓ | 19.8 mm | 0.779528 in |
| Distance to top fibre | 30.15 mm | 1.187 in |
| Distance to bottom fibre | 30.15 mm | 1.187 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 309,000 mm⁴ | 0.742375 in⁴ |
| Elastic modulus, S_y | 10,200 mm³ | 0.622442 in³ |
| Plastic modulus, Z_y | 14,000 mm³ | 0.854332 in³ |
| Radius of gyration, r_y | 19.8 mm | 0.779528 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 618,000 mm⁴ | 1.4848 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 6.19 kg/m | 4.1595 lb/ft |