Steel Beam Sizes / UK / RHS / RHS 300×250×7.1
RHS 300×250×7.1 Dimensions, Weight and Section Properties
UK Rectangular hollow sections · v2023.11
RHS 300×250×7.1: 59.3 kg/m weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
RHS 300×250×7.1 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 | 39.85 lb/ft | 59.30 kg/m |
| Height | 11.81 in | 300.00 mm |
| Width | 9.84 in | 250.00 mm |
| t | 0.280 in | 7.100 mm |
| Area | 11.70 in² | 7,550.00 mm² |
| Ix | 247.46 in⁴ | 103,000,000 mm⁴ |
| Iy | 186.19 in⁴ | 77,500,000 mm⁴ |
| Sx | 41.68 in³ | 683,000.00 mm³ |
| Sy | 37.83 in³ | 620,000.00 mm³ |
| Zx | 48.94 in³ | 802,000.00 mm³ |
| Zy | 43.20 in³ | 708,000.00 mm³ |
| rx | 4.57 in | 116.00 mm |
| ry | 3.98 in | 101.00 mm |
| J | 326.74 in⁴ | 136,000,000 mm⁴ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus RHS 300×250×7.1.
Lighter in Rectangular hollow sections
RHS 200×100×14.2
- Weight
- 58.9 kg/m (-0.7%)
- Depth
- 200.0 mm (-33%)
- Ix
- 34,200,000 mm⁴ (-67%)
Heavier in Rectangular hollow sections
RHS 300×200×8
- Weight
- 60.3 kg/m (+1.7%)
- Depth
- 300.0 mm (0.0%)
- Ix
- 97,200,000 mm⁴ (-5.6%)
Another Iₓ option in Rectangular hollow sections
RHS 260×180×14.2
- Weight
- 90.1 kg/m (+52%)
- Depth
- 260.0 mm (-13%)
- Ix
- 103,000,000 mm⁴ (0.0%)
Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology