RHS 300×100×14.2
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 | 300 mm | 11.811 in |
| Width | 100 mm | 3.937 in |
| Thickness, t | 14.2 mm | 0.559055 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 100,000,000 mm⁴ | 240.251 in⁴ |
| Elastic modulus, Sₓ | 669,000 mm³ | 40.8249 in³ |
| Plastic modulus, Zₓ | 896,000 mm³ | 54.6773 in³ |
| Radius of gyration, rₓ | 98.5 mm | 3.878 in |
| Distance to top fibre | 150 mm | 5.9055 in |
| Distance to bottom fibre | 150 mm | 5.9055 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 16,100,000 mm⁴ | 38.6804 in⁴ |
| Elastic modulus, S_y | 321,000 mm³ | 19.5886 in³ |
| Plastic modulus, Z_y | 390,000 mm³ | 23.7993 in³ |
| Radius of gyration, r_y | 39.4 mm | 1.5512 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 47,600,000 mm⁴ | 114.3595 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 81.1 kg/m | 54.4967 lb/ft |