Steel Beam Sizes / Australia / RHS / 100×50×5.0 RHS
100×50×5.0 RHS Steel Beam Dimensions and Properties
ASNZS Rectangular hollow sections · v2019.11
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
100×50×5.0 RHS 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 | 6.91 lb/ft | 10.28 kg/m |
| Height | 3.94 in | 100.00 mm |
| Width | 1.97 in | 50.00 mm |
| t | 0.197 in | 5.000 mm |
| Area | 2.03 in² | 1,310.00 mm² |
| Ix | 3.68 in⁴ | 1,530,000 mm⁴ |
| Iy | 1.23 in⁴ | 511,000.00 mm⁴ |
| Sx | 1.87 in³ | 30,600.00 mm³ |
| Sy | 1.25 in³ | 20,440.00 mm³ |
| Zx | 2.43 in³ | 39,800.00 mm³ |
| Zy | 1.49 in³ | 24,400.00 mm³ |
| rx | 1.35 in | 34.18 mm |
| ry | 0.78 in | 19.75 mm |
| J | 3.24 in⁴ | 1,350,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 100×50×5.0 RHS.
Lighter in Rectangular hollow sections
125×75×3.3 RHS
- Weight
- 9.7 kg/m (-5.3%)
- Depth
- 125.0 mm (+25%)
- Ix
- 2,600,000 mm⁴ (+70%)
Heavier in Rectangular hollow sections
125×75×3.8 RHS
- Weight
- 11.1 kg/m (+7.6%)
- Depth
- 125.0 mm (+25%)
- Ix
- 2,930,000 mm⁴ (+92%)
Closest Iₓ in Rectangular hollow sections
125×75×2.0 RHS
- Weight
- 6.1 kg/m (-41%)
- Depth
- 125.0 mm (+25%)
- Ix
- 1,690,000 mm⁴ (+10%)
Source: Australian-Sections.xlsx (Sheets 1-19) · v2019.11 · Methodology