Steel Beam Sizes / Australia / RHS / 75×50×4.0 RHS
75×50×4.0 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
75×50×4.0 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 | 4.65 lb/ft | 6.92 kg/m |
| Height | 2.95 in | 75.00 mm |
| Width | 1.97 in | 50.00 mm |
| t | 0.157 in | 4.000 mm |
| Area | 1.37 in² | 881.00 mm² |
| Ix | 1.51 in⁴ | 630,000.00 mm⁴ |
| Iy | 0.80 in⁴ | 335,000.00 mm⁴ |
| Sx | 1.03 in³ | 16,800.00 mm³ |
| Sy | 0.82 in³ | 13,400.00 mm³ |
| Zx | 1.29 in³ | 21,100.00 mm³ |
| Zy | 0.98 in³ | 16,000.00 mm³ |
| rx | 1.05 in | 26.74 mm |
| ry | 0.77 in | 19.50 mm |
| J | 1.81 in⁴ | 754,000.00 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 75×50×4.0 RHS.
Lighter in Rectangular hollow sections
100×50×3.0 RHS
- Weight
- 6.6 kg/m (-4.5%)
- Depth
- 100.0 mm (+33%)
- Ix
- 1,060,000 mm⁴ (+68%)
Heavier in Rectangular hollow sections
100×50×3.3 RHS
- Weight
- 7.1 kg/m (+3.2%)
- Depth
- 100.0 mm (+33%)
- Ix
- 1,130,000 mm⁴ (+79%)
Closest Iₓ in Rectangular hollow sections
75×50×5.0 RHS
- Weight
- 8.3 kg/m (+20%)
- Depth
- 75.0 mm (0.0%)
- Ix
- 726,000 mm⁴ (+15%)
Source: Australian-Sections.xlsx (Sheets 1-19) · v2019.11 · Methodology