Steel Beam Sizes / Europe / RHS / RHS 300×250×14.2
RHS 300×250×14.2 Steel Beam Dimensions and Properties
EN Rectangular hollow sections · v2026.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
RHS 300×250×14.2 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 | 77.28 lb/ft | 115.00 kg/m |
| Height | 11.81 in | 300.00 mm |
| Width | 9.84 in | 250.00 mm |
| t | 0.559 in | 14.200 mm |
| Area | 22.63 in² | 14,600.00 mm² |
| Ix | 449.27 in⁴ | 187,000,000 mm⁴ |
| Iy | 338.75 in⁴ | 141,000,000 mm⁴ |
| Sx | 76.28 in³ | 1,250,000 mm³ |
| Sy | 68.96 in³ | 1,130,000 mm³ |
| Zx | 91.54 in³ | 1,500,000 mm³ |
| Zy | 80.55 in³ | 1,320,000 mm³ |
| rx | 4.45 in | 113.00 mm |
| ry | 3.87 in | 98.20 mm |
| J | 610.24 in⁴ | 254,000,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus RHS 300×250×14.2.
Lighter in Rectangular hollow sections
RHS 350×250×12.5
- Weight
- 112.0 kg/m (-2.6%)
- Depth
- 350.0 mm (+17%)
- Ix
- 244,000,000 mm⁴ (+30%)
Heavier in Rectangular hollow sections
RHS 400×300×11
- Weight
- 116.0 kg/m (+0.9%)
- Depth
- 400.0 mm (+33%)
- Ix
- 343,000,000 mm⁴ (+83%)
Closest Iₓ in Rectangular hollow sections
RHS 350×200×11
- Weight
- 90.2 kg/m (-22%)
- Depth
- 350.0 mm (+17%)
- Ix
- 187,000,000 mm⁴ (0.0%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Hot-finished hollow sections · Methodology