RHS 200×100×6.3
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 | 6.3 mm | 0.248031 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 18,300,000 mm⁴ | 43.9659 in⁴ |
| Elastic modulus, Sₓ | 183,000 mm³ | 11.1673 in³ |
| Plastic modulus, Zₓ | 228,000 mm³ | 13.9134 in³ |
| Radius of gyration, rₓ | 71.5 mm | 2.815 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 | 6,130,000 mm⁴ | 14.7274 in⁴ |
| Elastic modulus, S_y | 123,000 mm³ | 7.5059 in³ |
| Plastic modulus, Z_y | 140,000 mm³ | 8.5433 in³ |
| Radius of gyration, r_y | 41.4 mm | 1.6299 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 14,800,000 mm⁴ | 35.5571 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 28.1 kg/m | 18.8823 lb/ft |