Steel Beam Sizes / Australia / RHS / 100×50×2.5 RHS
100×50×2.5 RHS Dimensions, Weight and Section Properties
ASNZS Rectangular hollow sections · v2019.11
100×50×2.5 RHS: 5.566 kg/m weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
100×50×2.5 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 | 3.74 lb/ft | 5.57 kg/m |
| Height | 3.94 in | 100.00 mm |
| Width | 1.97 in | 50.00 mm |
| t | 0.098 in | 2.500 mm |
| Area | 1.10 in² | 709.00 mm² |
| Ix | 2.19 in⁴ | 912,000.00 mm⁴ |
| Iy | 0.75 in⁴ | 311,000.00 mm⁴ |
| Sx | 1.11 in³ | 18,240.00 mm³ |
| Sy | 0.76 in³ | 12,440.00 mm³ |
| Zx | 1.39 in³ | 22,700.00 mm³ |
| Zy | 0.85 in³ | 14,000.00 mm³ |
| rx | 1.41 in | 35.87 mm |
| ry | 0.82 in | 20.94 mm |
| J | 1.81 in⁴ | 754,000.00 mm⁴ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus 100×50×2.5 RHS.
Lighter in Rectangular hollow sections
75×50×3.0 RHS
- Weight
- 5.4 kg/m (-2.5%)
- Depth
- 75.0 mm (-25%)
- Ix
- 522,000 mm⁴ (-43%)
Heavier in Rectangular hollow sections
125×75×2.0 RHS
- Weight
- 6.1 kg/m (+9.2%)
- Depth
- 125.0 mm (+25%)
- Ix
- 1,690,000 mm⁴ (+85%)
Another Iₓ option in Rectangular hollow sections
100×50×2.3 RHS
- Weight
- 5.1 kg/m (-7.6%)
- Depth
- 100.0 mm (0.0%)
- Ix
- 848,000 mm⁴ (-7.0%)
Source: Australian-Sections.xlsx (Sheets 1-19) · v2019.11 · Methodology