Steel Beam Sizes / UK / RHS / RHS 300×200×16
RHS 300×200×16 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 300×200×16 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 | 77.28 lb/ft | 115.00 kg/m |
| Height | 11.81 in | 300.00 mm |
| Width | 7.87 in | 200.00 mm |
| t | 0.630 in | 16.000 mm |
| Area | 22.79 in² | 14,700.00 mm² |
| Ix | 418.04 in⁴ | 174,000,000 mm⁴ |
| Iy | 218.87 in⁴ | 91,100,000 mm⁴ |
| Sx | 70.79 in³ | 1,160,000 mm³ |
| Sy | 55.59 in³ | 911,000.00 mm³ |
| Zx | 87.87 in³ | 1,440,000 mm³ |
| Zy | 65.91 in³ | 1,080,000 mm³ |
| rx | 4.29 in | 109.00 mm |
| ry | 3.10 in | 78.70 mm |
| J | 463.68 in⁴ | 193,000,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus RHS 300×200×16.
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 (+40%)
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 (+97%)
Closest Iₓ in Rectangular hollow sections
RHS 350×150×12.5
- Weight
- 91.9 kg/m (-20%)
- Depth
- 350.0 mm (+17%)
- Ix
- 173,000,000 mm⁴ (-0.6%)
Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology