RHS 200×100×8.8
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 | 200 mm | 7.874 in |
| Width | 100 mm | 3.937 in |
| Thickness, t | 8.8 mm | 0.346457 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 24,100,000 mm⁴ | 57.9005 in⁴ |
| Elastic modulus, Sₓ | 241,000 mm³ | 14.7067 in³ |
| Plastic modulus, Zₓ | 306,000 mm³ | 18.6733 in³ |
| Radius of gyration, rₓ | 70.2 mm | 2.7638 in |
| Distance to top fibre | 100 mm | 3.937 in |
| Distance to bottom fibre | 100 mm | 3.937 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 7,930,000 mm⁴ | 19.0519 in⁴ |
| Elastic modulus, S_y | 159,000 mm³ | 9.7028 in³ |
| Plastic modulus, Z_y | 186,000 mm³ | 11.3504 in³ |
| Radius of gyration, r_y | 40.3 mm | 1.5866 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 19,500,000 mm⁴ | 46.8489 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 38.4 kg/m | 25.8036 lb/ft |