Steel Beam Sizes / Europe / RHS / RHS 200×100×8
RHS 200×100×8 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 200×100×8 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 | 23.59 lb/ft | 35.10 kg/m |
| Height | 7.87 in | 200.00 mm |
| Width | 3.94 in | 100.00 mm |
| t | 0.315 in | 8.000 mm |
| Area | 6.94 in² | 4,480.00 mm² |
| Ix | 53.58 in⁴ | 22,300,000 mm⁴ |
| Iy | 17.75 in⁴ | 7,390,000 mm⁴ |
| Sx | 13.61 in³ | 223,000.00 mm³ |
| Sy | 9.03 in³ | 148,000.00 mm³ |
| Zx | 17.21 in³ | 282,000.00 mm³ |
| Zy | 10.50 in³ | 172,000.00 mm³ |
| rx | 2.78 in | 70.60 mm |
| ry | 1.60 in | 40.60 mm |
| J | 43.25 in⁴ | 18,000,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus RHS 200×100×8.
Lighter in Rectangular hollow sections
RHS 250×150×5.6
- Weight
- 33.9 kg/m (-3.4%)
- Depth
- 250.0 mm (+25%)
- Ix
- 37,300,000 mm⁴ (+67%)
Heavier in Rectangular hollow sections
RHS 150×100×10
- Weight
- 35.3 kg/m (+0.6%)
- Depth
- 150.0 mm (-25%)
- Ix
- 12,800,000 mm⁴ (-43%)
Closest Iₓ in Rectangular hollow sections
RHS 180×100×11
- Weight
- 43.5 kg/m (+24%)
- Depth
- 180.0 mm (-10%)
- Ix
- 21,800,000 mm⁴ (-2.2%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Hot-finished hollow sections · Methodology