Steel Beam Sizes / Europe / RHS / RHS 300×250×11
RHS 300×250×11 Dimensions, Weight and Section Properties
EN Rectangular hollow sections · v2026.1
RHS 300×250×11: 90.2 kg/m weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
RHS 300×250×11 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 | 60.61 lb/ft | 90.20 kg/m |
| Height | 11.81 in | 300.00 mm |
| Width | 9.84 in | 250.00 mm |
| t | 0.433 in | 11.000 mm |
| Area | 17.83 in² | 11,500.00 mm² |
| Ix | 362.78 in⁴ | 151,000,000 mm⁴ |
| Iy | 273.89 in⁴ | 114,000,000 mm⁴ |
| Sx | 61.63 in³ | 1,010,000 mm³ |
| Sy | 55.59 in³ | 911,000.00 mm³ |
| Zx | 73.23 in³ | 1,200,000 mm³ |
| Zy | 64.69 in³ | 1,060,000 mm³ |
| rx | 4.53 in | 115.00 mm |
| ry | 3.92 in | 99.60 mm |
| J | 487.71 in⁴ | 203,000,000 mm⁴ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus RHS 300×250×11.
Lighter in Rectangular hollow sections
RHS 260×180×14.2
- Weight
- 90.1 kg/m (-0.1%)
- Depth
- 260.0 mm (-13%)
- Ix
- 103,000,000 mm⁴ (-32%)
Heavier in Rectangular hollow sections
RHS 250×150×16
- Weight
- 90.3 kg/m (+0.1%)
- Depth
- 250.0 mm (-17%)
- Ix
- 88,800,000 mm⁴ (-41%)
Another Iₓ option in Rectangular hollow sections
RHS 350×200×8.8
- Weight
- 72.9 kg/m (-19%)
- Depth
- 350.0 mm (+17%)
- Ix
- 154,000,000 mm⁴ (+2.0%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Hot-finished hollow sections · Methodology