CHS 457×11
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 | 11 mm | 0.433071 in |
| Outside diameter | 457 mm | 17.9921 in |
| Inside diameter | 435 mm | 17.126 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 383,000,000 mm⁴ | 920.1612 in⁴ |
| Elastic modulus, Sₓ | 1,680,000 mm³ | 102.5199 in³ |
| Plastic modulus, Zₓ | 2,190,000 mm³ | 133.642 in³ |
| Radius of gyration, rₓ | 158 mm | 6.2205 in |
| Distance to top fibre | 228.5 mm | 8.9961 in |
| Distance to bottom fibre | 228.5 mm | 8.9961 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 383,000,000 mm⁴ | 920.1612 in⁴ |
| Elastic modulus, S_y | 1,680,000 mm³ | 102.5199 in³ |
| Plastic modulus, Z_y | 2,190,000 mm³ | 133.642 in³ |
| Radius of gyration, r_y | 158 mm | 6.2205 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 767,000,000 mm⁴ | 1,842.725 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 121 kg/m | 81.3082 lb/ft |