Steel Beam Sizes / Europe / RHS / RHS 220×120×16
RHS 220×120×16 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 220×120×16 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 | 50.53 lb/ft | 75.20 kg/m |
| Height | 8.66 in | 220.00 mm |
| Width | 4.72 in | 120.00 mm |
| t | 0.630 in | 16.000 mm |
| Area | 14.85 in² | 9,580.00 mm² |
| Ix | 129.98 in⁴ | 54,100,000 mm⁴ |
| Iy | 47.81 in⁴ | 19,900,000 mm⁴ |
| Sx | 30.02 in³ | 492,000.00 mm³ |
| Sy | 20.20 in³ | 331,000.00 mm³ |
| Zx | 39.24 in³ | 643,000.00 mm³ |
| Zy | 25.02 in³ | 410,000.00 mm³ |
| rx | 2.96 in | 75.20 mm |
| ry | 1.79 in | 45.50 mm |
| J | 117.00 in⁴ | 48,700,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus RHS 220×120×16.
Lighter in Rectangular hollow sections
RHS 300×200×10
- Weight
- 74.5 kg/m (-0.9%)
- Depth
- 300.0 mm (+36%)
- Ix
- 118,000,000 mm⁴ (+118%)
Heavier in Rectangular hollow sections
RHS 200×150×16
- Weight
- 77.7 kg/m (+3.3%)
- Depth
- 200.0 mm (-9.1%)
- Ix
- 50,400,000 mm⁴ (-6.8%)
Closest Iₓ in Rectangular hollow sections
RHS 260×140×8
- Weight
- 47.7 kg/m (-37%)
- Depth
- 260.0 mm (+18%)
- Ix
- 53,700,000 mm⁴ (-0.7%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Hot-finished hollow sections · Methodology