Steel Beam Sizes / UK / RHS / RHS 300×200×8
RHS 300×200×8 Dimensions, Weight and Section Properties
UK Rectangular hollow sections · v2023.11
RHS 300×200×8: 60.3 kg/m weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
RHS 300×200×8 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 | 40.52 lb/ft | 60.30 kg/m |
| Height | 11.81 in | 300.00 mm |
| Width | 7.87 in | 200.00 mm |
| t | 0.315 in | 8.000 mm |
| Area | 11.90 in² | 7,680.00 mm² |
| Ix | 233.52 in⁴ | 97,200,000 mm⁴ |
| Iy | 124.45 in⁴ | 51,800,000 mm⁴ |
| Sx | 39.54 in³ | 648,000.00 mm³ |
| Sy | 31.61 in³ | 518,000.00 mm³ |
| Zx | 47.54 in³ | 779,000.00 mm³ |
| Zy | 35.94 in³ | 589,000.00 mm³ |
| rx | 4.45 in | 113.00 mm |
| ry | 3.24 in | 82.20 mm |
| J | 254.67 in⁴ | 106,000,000 mm⁴ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus RHS 300×200×8.
Lighter in Rectangular hollow sections
RHS 300×250×7.1
- Weight
- 59.3 kg/m (-1.7%)
- Depth
- 300.0 mm (0.0%)
- Ix
- 103,000,000 mm⁴ (+6.0%)
Heavier in Rectangular hollow sections
RHS 220×120×12.5
- Weight
- 60.5 kg/m (+0.3%)
- Depth
- 220.0 mm (-27%)
- Ix
- 45,600,000 mm⁴ (-53%)
Another Iₓ option in Rectangular hollow sections
RHS 350×150×6.3
- Weight
- 47.9 kg/m (-21%)
- Depth
- 350.0 mm (+17%)
- Ix
- 94,800,000 mm⁴ (-2.5%)
Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology