Steel Beam Sizes / UK / RHS / RHS 350×200×16
RHS 350×200×16 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 350×200×16 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 | 86.01 lb/ft | 128.00 kg/m |
| Height | 13.78 in | 350.00 mm |
| Width | 7.87 in | 200.00 mm |
| t | 0.630 in | 16.000 mm |
| Area | 25.27 in² | 16,300.00 mm² |
| Ix | 612.64 in⁴ | 255,000,000 mm⁴ |
| Iy | 252.26 in⁴ | 105,000,000 mm⁴ |
| Sx | 89.09 in³ | 1,460,000 mm³ |
| Sy | 64.07 in³ | 1,050,000 mm³ |
| Zx | 111.67 in³ | 1,830,000 mm³ |
| Zy | 75.06 in³ | 1,230,000 mm³ |
| rx | 4.92 in | 125.00 mm |
| ry | 3.15 in | 80.10 mm |
| J | 576.60 in⁴ | 240,000,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus RHS 350×200×16.
Lighter in Rectangular hollow sections
RHS 350×250×14.2
- Weight
- 126.0 kg/m (-1.6%)
- Depth
- 350.0 mm (0.0%)
- Ix
- 272,000,000 mm⁴ (+6.7%)
Heavier in Rectangular hollow sections
RHS 400×300×12.5
- Weight
- 131.0 kg/m (+2.3%)
- Depth
- 400.0 mm (+14%)
- Ix
- 385,000,000 mm⁴ (+51%)
Closest Iₓ in Rectangular hollow sections
RHS 400×300×8
- Weight
- 85.4 kg/m (-33%)
- Depth
- 400.0 mm (+14%)
- Ix
- 257,000,000 mm⁴ (+0.8%)
Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology