RHS 200×100×5.6
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 | 5.6 mm | 0.220472 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 16,500,000 mm⁴ | 39.6414 in⁴ |
| Elastic modulus, Sₓ | 165,000 mm³ | 10.0689 in³ |
| Plastic modulus, Zₓ | 205,000 mm³ | 12.5099 in³ |
| Radius of gyration, rₓ | 71.8 mm | 2.8268 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 | 5,560,000 mm⁴ | 13.358 in⁴ |
| Elastic modulus, S_y | 111,000 mm³ | 6.7736 in³ |
| Plastic modulus, Z_y | 126,000 mm³ | 7.689 in³ |
| Radius of gyration, r_y | 41.7 mm | 1.6417 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 13,300,000 mm⁴ | 31.9534 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 25.1 kg/m | 16.8664 lb/ft |