Steel Beam Sizes / Australia / RHS / 75×50×2.8 RHS
75×50×2.8 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
75×50×2.8 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 | 3.42 lb/ft | 5.09 kg/m |
| Height | 2.95 in | 75.00 mm |
| Width | 1.97 in | 50.00 mm |
| t | 0.110 in | 2.800 mm |
| Area | 1.00 in² | 648.00 mm² |
| Ix | 1.18 in⁴ | 493,000.00 mm⁴ |
| Iy | 0.63 in⁴ | 263,000.00 mm⁴ |
| Sx | 0.80 in³ | 13,146.67 mm³ |
| Sy | 0.64 in³ | 10,520.00 mm³ |
| Zx | 0.98 in³ | 16,100.00 mm³ |
| Zy | 0.74 in³ | 12,200.00 mm³ |
| rx | 1.09 in | 27.58 mm |
| ry | 0.79 in | 20.15 mm |
| J | 1.34 in⁴ | 558,000.00 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 75×50×2.8 RHS.
Lighter in Rectangular hollow sections
75×50×2.5 RHS
- Weight
- 4.6 kg/m (-9.9%)
- Depth
- 75.0 mm (0.0%)
- Ix
- 450,000 mm⁴ (-8.7%)
Heavier in Rectangular hollow sections
100×50×2.3 RHS
- Weight
- 5.1 kg/m (+1.1%)
- Depth
- 100.0 mm (+33%)
- Ix
- 848,000 mm⁴ (+72%)
Closest Iₓ in Rectangular hollow sections
75×50×3.0 RHS
- Weight
- 5.4 kg/m (+6.6%)
- Depth
- 75.0 mm (0.0%)
- Ix
- 522,000 mm⁴ (+5.9%)
Source: Australian-Sections.xlsx (Sheets 1-19) · v2019.11 · Methodology