RHS 200×150×11
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 | 150 mm | 5.9055 in |
| Thickness, t | 11 mm | 0.433071 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 38,400,000 mm⁴ | 92.2564 in⁴ |
| Elastic modulus, Sₓ | 385,000 mm³ | 23.4941 in³ |
| Plastic modulus, Zₓ | 473,000 mm³ | 28.8642 in³ |
| Radius of gyration, rₓ | 73.7 mm | 2.9016 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 | 24,400,000 mm⁴ | 58.6212 in⁴ |
| Elastic modulus, S_y | 325,000 mm³ | 19.8327 in³ |
| Plastic modulus, Z_y | 386,000 mm³ | 23.5552 in³ |
| Radius of gyration, r_y | 58.6 mm | 2.3071 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 47,700,000 mm⁴ | 114.5997 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 55.6 kg/m | 37.3615 lb/ft |