Steel Beam Sizes / UK / RHS / RHS 350×150×11
RHS 350×150×11 Dimensions, Weight and Section Properties
UK Rectangular hollow sections · v2023.11
RHS 350×150×11: 81.5 kg/m weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
RHS 350×150×11 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 | 54.77 lb/ft | 81.50 kg/m |
| Height | 13.78 in | 350.00 mm |
| Width | 5.91 in | 150.00 mm |
| t | 0.433 in | 11.000 mm |
| Area | 16.12 in² | 10,400.00 mm² |
| Ix | 372.39 in⁴ | 155,000,000 mm⁴ |
| Iy | 96.82 in⁴ | 40,300,000 mm⁴ |
| Sx | 54.19 in³ | 888,000.00 mm³ |
| Sy | 32.83 in³ | 538,000.00 mm³ |
| Zx | 68.96 in³ | 1,130,000 mm³ |
| Zy | 37.53 in³ | 615,000.00 mm³ |
| rx | 4.80 in | 122.00 mm |
| ry | 2.45 in | 62.30 mm |
| J | 249.86 in⁴ | 104,000,000 mm⁴ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus RHS 350×150×11.
Lighter in Rectangular hollow sections
RHS 250×150×14.2
- Weight
- 81.1 kg/m (-0.5%)
- Depth
- 250.0 mm (-29%)
- Ix
- 81,400,000 mm⁴ (-47%)
Heavier in Rectangular hollow sections
RHS 300×250×10
- Weight
- 82.4 kg/m (+1.1%)
- Depth
- 300.0 mm (-14%)
- Ix
- 139,000,000 mm⁴ (-10%)
Another Iₓ option in Rectangular hollow sections
RHS 350×200×8.8
- Weight
- 72.9 kg/m (-11%)
- Depth
- 350.0 mm (0.0%)
- Ix
- 154,000,000 mm⁴ (-0.6%)
Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology