Steel Beam Sizes / UK / RHS / RHS 300×250×16
RHS 300×250×16 Steel Beam Dimensions and Properties
UK Rectangular hollow sections · v2023.11
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
RHS 300×250×16 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 | 86.01 lb/ft | 128.00 kg/m |
| Height | 11.81 in | 300.00 mm |
| Width | 9.84 in | 250.00 mm |
| t | 0.630 in | 16.000 mm |
| Area | 25.27 in² | 16,300.00 mm² |
| Ix | 494.92 in⁴ | 206,000,000 mm⁴ |
| Iy | 372.39 in⁴ | 155,000,000 mm⁴ |
| Sx | 84.21 in³ | 1,380,000 mm³ |
| Sy | 75.67 in³ | 1,240,000 mm³ |
| Zx | 101.91 in³ | 1,670,000 mm³ |
| Zy | 89.70 in³ | 1,470,000 mm³ |
| rx | 4.41 in | 112.00 mm |
| ry | 3.83 in | 97.40 mm |
| J | 675.11 in⁴ | 281,000,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus RHS 300×250×16.
Lighter in Rectangular hollow sections
RHS 350×250×14.2
- Weight
- 126.0 kg/m (-1.6%)
- Depth
- 350.0 mm (+17%)
- Ix
- 272,000,000 mm⁴ (+32%)
Heavier in Rectangular hollow sections
RHS 400×300×12.5
- Weight
- 131.0 kg/m (+2.3%)
- Depth
- 400.0 mm (+33%)
- Ix
- 385,000,000 mm⁴ (+87%)
Closest Iₓ in Rectangular hollow sections
RHS 350×200×12.5
- Weight
- 102.0 kg/m (-20%)
- Depth
- 350.0 mm (+17%)
- Ix
- 209,000,000 mm⁴ (+1.5%)
Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology