Steel Beam Sizes / Europe / RHS / RHS 250×100×8
RHS 250×100×8 Steel Beam Dimensions and Properties
EN Rectangular hollow sections · v2026.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
RHS 250×100×8 dimensions
Not to scale. Dimensions shown for reference.
Section properties
Symbols match the steel section finder. Imperial and metric values are shown side by side.
| Property | Imperial | Metric |
|---|---|---|
| Weight | 27.82 lb/ft | 41.40 kg/m |
| Height | 9.84 in | 250.00 mm |
| Width | 3.94 in | 100.00 mm |
| t | 0.315 in | 8.000 mm |
| Area | 8.18 in² | 5,280.00 mm² |
| Ix | 94.66 in⁴ | 39,400,000 mm⁴ |
| Iy | 21.84 in⁴ | 9,090,000 mm⁴ |
| Sx | 19.22 in³ | 315,000.00 mm³ |
| Sy | 11.11 in³ | 182,000.00 mm³ |
| Zx | 24.65 in³ | 404,000.00 mm³ |
| Zy | 12.75 in³ | 209,000.00 mm³ |
| rx | 3.40 in | 86.40 mm |
| ry | 1.63 in | 41.50 mm |
| J | 58.38 in⁴ | 24,300,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus RHS 250×100×8.
Lighter in Rectangular hollow sections
RHS 200×120×8.8
- Weight
- 41.1 kg/m (-0.7%)
- Depth
- 200.0 mm (-20%)
- Ix
- 27,300,000 mm⁴ (-31%)
Heavier in Rectangular hollow sections
RHS 250×150×7.1
- Weight
- 42.6 kg/m (+2.9%)
- Depth
- 250.0 mm (0.0%)
- Ix
- 46,100,000 mm⁴ (+17%)
Closest Iₓ in Rectangular hollow sections
RHS 260×140×5.6
- Weight
- 33.9 kg/m (-18%)
- Depth
- 260.0 mm (+4.0%)
- Ix
- 39,200,000 mm⁴ (-0.5%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Hot-finished hollow sections · Methodology