Steel Beam Sizes / UK / RHS / RHS 50×30×4
RHS 50×30×4 Dimensions, Weight and Section Properties
UK Rectangular hollow sections · v2023.11
RHS 50×30×4: 4.39 kg/m weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
RHS 50×30×4 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 | 2.95 lb/ft | 4.39 kg/m |
| Height | 1.97 in | 50.00 mm |
| Width | 1.18 in | 30.00 mm |
| t | 0.157 in | 4.000 mm |
| Area | 0.87 in² | 559.00 mm² |
| Ix | 0.40 in⁴ | 165,000.00 mm⁴ |
| Iy | 0.17 in⁴ | 70,800.00 mm⁴ |
| Sx | 0.40 in³ | 6,600.00 mm³ |
| Sy | 0.29 in³ | 4,720.00 mm³ |
| Zx | 0.52 in³ | 8,590.00 mm³ |
| Zy | 0.36 in³ | 5,880.00 mm³ |
| rx | 0.68 in | 17.20 mm |
| ry | 0.44 in | 11.30 mm |
| J | 0.40 in⁴ | 166,000.00 mm⁴ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus RHS 50×30×4.
Lighter in Rectangular hollow sections
RHS 60×40×3
- Weight
- 4.4 kg/m (-0.9%)
- Depth
- 60.0 mm (+20%)
- Ix
- 265,000 mm⁴ (+61%)
Heavier in Rectangular hollow sections
RHS 60×40×3.2
- Weight
- 4.6 kg/m (+5.2%)
- Depth
- 60.0 mm (+20%)
- Ix
- 278,000 mm⁴ (+68%)
Another Iₓ option in Rectangular hollow sections
RHS 50×30×3.6
- Weight
- 4.0 kg/m (-8.7%)
- Depth
- 50.0 mm (0.0%)
- Ix
- 154,000 mm⁴ (-6.7%)
Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology