Steel Beam Sizes / Australia / RHS / 75×50×3.0 RHS
75×50×3.0 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
75×50×3.0 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 | 3.64 lb/ft | 5.42 kg/m |
| Height | 2.95 in | 75.00 mm |
| Width | 1.97 in | 50.00 mm |
| t | 0.118 in | 3.000 mm |
| Area | 1.07 in² | 691.00 mm² |
| Ix | 1.25 in⁴ | 522,000.00 mm⁴ |
| Iy | 0.67 in⁴ | 278,000.00 mm⁴ |
| Sx | 0.85 in³ | 13,920.00 mm³ |
| Sy | 0.68 in³ | 11,120.00 mm³ |
| Zx | 1.04 in³ | 17,100.00 mm³ |
| Zy | 0.79 in³ | 12,900.00 mm³ |
| rx | 1.08 in | 27.49 mm |
| ry | 0.79 in | 20.06 mm |
| J | 1.42 in⁴ | 593,000.00 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 75×50×3.0 RHS.
Lighter in Rectangular hollow sections
100×50×2.3 RHS
- Weight
- 5.1 kg/m (-5.2%)
- Depth
- 100.0 mm (+33%)
- Ix
- 848,000 mm⁴ (+62%)
Heavier in Rectangular hollow sections
100×50×2.5 RHS
- Weight
- 5.6 kg/m (+2.6%)
- Depth
- 100.0 mm (+33%)
- Ix
- 912,000 mm⁴ (+75%)
Closest Iₓ in Rectangular hollow sections
75×50×2.8 RHS
- Weight
- 5.1 kg/m (-6.2%)
- Depth
- 75.0 mm (0.0%)
- Ix
- 493,000 mm⁴ (-5.6%)
Source: Australian-Sections.xlsx (Sheets 1-19) · v2019.11 · Methodology