Steel Beam Sizes / Europe / RHS / RHS 350×200×8.8
RHS 350×200×8.8 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 350×200×8.8 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 | 48.99 lb/ft | 72.90 kg/m |
| Height | 13.78 in | 350.00 mm |
| Width | 7.87 in | 200.00 mm |
| t | 0.346 in | 8.800 mm |
| Area | 14.40 in² | 9,290.00 mm² |
| Ix | 369.99 in⁴ | 154,000,000 mm⁴ |
| Iy | 154.72 in⁴ | 64,400,000 mm⁴ |
| Sx | 53.58 in³ | 878,000.00 mm³ |
| Sy | 39.30 in³ | 644,000.00 mm³ |
| Zx | 65.30 in³ | 1,070,000 mm³ |
| Zy | 44.36 in³ | 727,000.00 mm³ |
| rx | 5.08 in | 129.00 mm |
| ry | 3.28 in | 83.20 mm |
| J | 343.56 in⁴ | 143,000,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus RHS 350×200×8.8.
Lighter in Rectangular hollow sections
RHS 350×250×8
- Weight
- 72.8 kg/m (-0.1%)
- Depth
- 350.0 mm (0.0%)
- Ix
- 164,000,000 mm⁴ (+6.5%)
Heavier in Rectangular hollow sections
RHS 300×200×10
- Weight
- 74.5 kg/m (+2.2%)
- Depth
- 300.0 mm (-14%)
- Ix
- 118,000,000 mm⁴ (-23%)
Closest Iₓ in Rectangular hollow sections
RHS 350×150×11
- Weight
- 81.5 kg/m (+12%)
- Depth
- 350.0 mm (0.0%)
- Ix
- 155,000,000 mm⁴ (+0.6%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Hot-finished hollow sections · Methodology