Steel Beam Sizes / Europe / RHS / RHS 150×100×5
RHS 150×100×5 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 150×100×5 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 | 12.50 lb/ft | 18.60 kg/m |
| Height | 5.91 in | 150.00 mm |
| Width | 3.94 in | 100.00 mm |
| t | 0.197 in | 5.000 mm |
| Area | 3.67 in² | 2,370.00 mm² |
| Ix | 17.75 in⁴ | 7,390,000 mm⁴ |
| Iy | 9.42 in⁴ | 3,920,000 mm⁴ |
| Sx | 6.01 in³ | 98,500.00 mm³ |
| Sy | 4.79 in³ | 78,500.00 mm³ |
| Zx | 7.26 in³ | 119,000.00 mm³ |
| Zy | 5.50 in³ | 90,100.00 mm³ |
| rx | 2.20 in | 55.80 mm |
| ry | 1.60 in | 40.70 mm |
| J | 19.39 in⁴ | 8,070,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus RHS 150×100×5.
Lighter in Rectangular hollow sections
RHS 120×80×6.3
- Weight
- 18.2 kg/m (-2.2%)
- Depth
- 120.0 mm (-20%)
- Ix
- 4,400,000 mm⁴ (-40%)
Heavier in Rectangular hollow sections
RHS 100×60×8.8
- Weight
- 19.0 kg/m (+2.2%)
- Depth
- 100.0 mm (-33%)
- Ix
- 2,790,000 mm⁴ (-62%)
Closest Iₓ in Rectangular hollow sections
RHS 160×80×5
- Weight
- 17.8 kg/m (-4.3%)
- Depth
- 160.0 mm (+6.7%)
- Ix
- 7,440,000 mm⁴ (+0.7%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Hot-finished hollow sections · Methodology