CHS 60.3×4
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 mm | 0.15748 in |
| Outside diameter | 60.3 mm | 2.374 in |
| Inside diameter | 52.3 mm | 2.0591 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 282,000 mm⁴ | 0.677508 in⁴ |
| Elastic modulus, Sₓ | 9,340 mm³ | 0.569962 in³ |
| Plastic modulus, Zₓ | 12,700 mm³ | 0.775002 in³ |
| Radius of gyration, rₓ | 20 mm | 0.787402 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 | 282,000 mm⁴ | 0.677508 in⁴ |
| Elastic modulus, S_y | 9,340 mm³ | 0.569962 in³ |
| Plastic modulus, Z_y | 12,700 mm³ | 0.775002 in³ |
| Radius of gyration, r_y | 20 mm | 0.787402 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 563,000 mm⁴ | 1.3526 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 5.55 kg/m | 3.7294 lb/ft |