Steel Beam Sizes / UK / RHS / RHS 50×30×6.3
RHS 50×30×6.3 Steel Beam Dimensions and Properties
UK Rectangular hollow sections · v2023.11
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
RHS 50×30×6.3 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 | 4.25 lb/ft | 6.33 kg/m |
| Height | 1.97 in | 50.00 mm |
| Width | 1.18 in | 30.00 mm |
| t | 0.248 in | 6.300 mm |
| Area | 1.25 in² | 807.00 mm² |
| Ix | 0.49 in⁴ | 206,000.00 mm⁴ |
| Iy | 0.20 in⁴ | 85,000.00 mm⁴ |
| Sx | 0.50 in³ | 8,260.00 mm³ |
| Sy | 0.35 in³ | 5,660.00 mm³ |
| Zx | 0.70 in³ | 11,500.00 mm³ |
| Zy | 0.47 in³ | 7,680.00 mm³ |
| rx | 0.63 in | 16.00 mm |
| ry | 0.41 in | 10.30 mm |
| J | 0.51 in⁴ | 211,000.00 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus RHS 50×30×6.3.
Lighter in Rectangular hollow sections
RHS 80×40×3.6
- Weight
- 6.3 kg/m (-0.9%)
- Depth
- 80.0 mm (+60%)
- Ix
- 628,000 mm⁴ (+205%)
Heavier in Rectangular hollow sections
RHS 90×50×3.2
- Weight
- 6.6 kg/m (+4.7%)
- Depth
- 90.0 mm (+80%)
- Ix
- 891,000 mm⁴ (+333%)
Closest Iₓ in Rectangular hollow sections
RHS 50×30×5.6
- Weight
- 5.8 kg/m (-8.7%)
- Depth
- 50.0 mm (0.0%)
- Ix
- 197,000 mm⁴ (-4.4%)
Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology