Steel Beam Sizes / UK / RHS / RHS 160×80×11
RHS 160×80×11 Dimensions, Weight and Section Properties
UK Rectangular hollow sections · v2023.11
RHS 160×80×11: 36.6 kg/m weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
RHS 160×80×11 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 | 24.59 lb/ft | 36.60 kg/m |
| Height | 6.30 in | 160.00 mm |
| Width | 3.15 in | 80.00 mm |
| t | 0.433 in | 11.000 mm |
| Area | 7.24 in² | 4,670.00 mm² |
| Ix | 32.91 in⁴ | 13,700,000 mm⁴ |
| Iy | 10.45 in⁴ | 4,350,000 mm⁴ |
| Sx | 10.44 in³ | 171,000.00 mm³ |
| Sy | 6.65 in³ | 109,000.00 mm³ |
| Zx | 13.73 in³ | 225,000.00 mm³ |
| Zy | 8.18 in³ | 134,000.00 mm³ |
| rx | 2.13 in | 54.20 mm |
| ry | 1.20 in | 30.50 mm |
| J | 26.67 in⁴ | 11,100,000 mm⁴ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus RHS 160×80×11.
Lighter in Rectangular hollow sections
RHS 220×120×7.1
- Weight
- 35.9 kg/m (-1.9%)
- Depth
- 220.0 mm (+37%)
- Ix
- 29,000,000 mm⁴ (+112%)
Heavier in Rectangular hollow sections
RHS 200×150×7.1
- Weight
- 37.0 kg/m (+1.1%)
- Depth
- 200.0 mm (+25%)
- Ix
- 26,800,000 mm⁴ (+96%)
Another Iₓ option in Rectangular hollow sections
RHS 150×100×11
- Weight
- 38.4 kg/m (+4.9%)
- Depth
- 150.0 mm (-6.3%)
- Ix
- 13,700,000 mm⁴ (0.0%)
Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology