Steel Beam Sizes / UK / RHS / RHS 300×200×7.1
RHS 300×200×7.1 Dimensions, Weight and Section Properties
UK Rectangular hollow sections · v2023.11
RHS 300×200×7.1: 53.7 kg/m weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
RHS 300×200×7.1 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 | 36.08 lb/ft | 53.70 kg/m |
| Height | 11.81 in | 300.00 mm |
| Width | 7.87 in | 200.00 mm |
| t | 0.280 in | 7.100 mm |
| Area | 10.60 in² | 6,840.00 mm² |
| Ix | 209.74 in⁴ | 87,300,000 mm⁴ |
| Iy | 112.20 in⁴ | 46,700,000 mm⁴ |
| Sx | 35.52 in³ | 582,000.00 mm³ |
| Sy | 28.50 in³ | 467,000.00 mm³ |
| Zx | 42.59 in³ | 698,000.00 mm³ |
| Zy | 32.22 in³ | 528,000.00 mm³ |
| rx | 4.45 in | 113.00 mm |
| ry | 3.25 in | 82.60 mm |
| J | 227.52 in⁴ | 94,700,000 mm⁴ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus RHS 300×200×7.1.
Lighter in Rectangular hollow sections
RHS 300×250×6.3
- Weight
- 52.8 kg/m (-1.7%)
- Depth
- 300.0 mm (0.0%)
- Ix
- 91,900,000 mm⁴ (+5.3%)
Heavier in Rectangular hollow sections
RHS 220×120×11
- Weight
- 53.9 kg/m (+0.4%)
- Depth
- 220.0 mm (-27%)
- Ix
- 41,400,000 mm⁴ (-53%)
Another Iₓ option in Rectangular hollow sections
RHS 250×150×16
- Weight
- 90.3 kg/m (+68%)
- Depth
- 250.0 mm (-17%)
- Ix
- 88,800,000 mm⁴ (+1.7%)
Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology