Steel Beam Sizes / Europe / RHS / RHS 100×50×8.8
RHS 100×50×8.8 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 100×50×8.8 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 | 11.83 lb/ft | 17.60 kg/m |
| Height | 3.94 in | 100.00 mm |
| Width | 1.97 in | 50.00 mm |
| t | 0.346 in | 8.800 mm |
| Area | 3.49 in² | 2,250.00 mm² |
| Ix | 5.84 in⁴ | 2,430,000 mm⁴ |
| Iy | 1.80 in⁴ | 748,000.00 mm⁴ |
| Sx | 2.96 in³ | 48,500.00 mm³ |
| Sy | 1.82 in³ | 29,900.00 mm³ |
| Zx | 4.00 in³ | 65,600.00 mm³ |
| Zy | 2.35 in³ | 38,500.00 mm³ |
| rx | 1.30 in | 32.90 mm |
| ry | 0.72 in | 18.20 mm |
| J | 4.73 in⁴ | 1,970,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus RHS 100×50×8.8.
Lighter in Rectangular hollow sections
RHS 100×60×8
- Weight
- 17.5 kg/m (-0.6%)
- Depth
- 100.0 mm (0.0%)
- Ix
- 2,640,000 mm⁴ (+8.6%)
Heavier in Rectangular hollow sections
RHS 160×80×5
- Weight
- 17.8 kg/m (+1.1%)
- Depth
- 160.0 mm (+60%)
- Ix
- 7,440,000 mm⁴ (+206%)
Closest Iₓ in Rectangular hollow sections
RHS 100×60×7.1
- Weight
- 15.8 kg/m (-10%)
- Depth
- 100.0 mm (0.0%)
- Ix
- 2,440,000 mm⁴ (+0.4%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Hot-finished hollow sections · Methodology