Steel Beam Sizes / AISC / HSS Rectangular / HSS 8x4x1/2
HSS 8x4x1/2 Dimensions, Weight and Section Properties
AISC Rectangular HSS · v16.0
HSS 8x4x1/2: 35.24 lb/ft weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
HSS 8x4x1/2 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 | 35.24 lb/ft | 52.20 kg/m |
| Height | 8.00 in | 203.00 mm |
| Width | 4.00 in | 102.00 mm |
| Nominal tw | 0.500 in | 12.700 mm |
| Design tw | 0.465 in | 11.800 mm |
| Area | 9.74 in² | 6,280.00 mm² |
| Ix | 71.80 in⁴ | 29,900,000 mm⁴ |
| Iy | 23.60 in⁴ | 9,820,000 mm⁴ |
| Sx | 17.90 in³ | 293,000.00 mm³ |
| Sy | 11.80 in³ | 193,000.00 mm³ |
| Zx | 23.50 in³ | 385,000.00 mm³ |
| Zy | 14.30 in³ | 234,000.00 mm³ |
| rx | 2.71 in | 68.80 mm |
| ry | 1.56 in | 39.60 mm |
| J | 61.10 in⁴ | 25,400,000 mm⁴ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus HSS 8x4x1/2.
Lighter in Rectangular HSS
HSS 10x5x3/8
- Weight
- 35.1 lb/ft (-0.3%)
- Depth
- 10.00 in (+25%)
- Ix
- 120.0 in⁴ (+67%)
Heavier in Rectangular HSS
HSS 12x10x1/4
- Weight
- 36.0 lb/ft (+2.2%)
- Depth
- 12.00 in (+50%)
- Ix
- 216.0 in⁴ (+201%)
Another Iₓ option in Rectangular HSS
HSS 10x2x3/8
- Weight
- 27.5 lb/ft (-22%)
- Depth
- 10.00 in (+25%)
- Ix
- 71.7 in⁴ (-0.1%)
Source: AISC Shapes Database v16.0 · Methodology