Steel Beam Sizes / AISC / HSS Square / HSS 4x4x1/2
HSS 4x4x1/2 Steel Beam Dimensions and Properties
AISC Square HSS · v16.0
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
HSS 4x4x1/2 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 | 21.63 lb/ft | 32.00 kg/m |
| Height | 4.00 in | 102.00 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 | 6.02 in² | 3,880.00 mm² |
| Ix | 11.90 in⁴ | 4,950,000 mm⁴ |
| Iy | 11.90 in⁴ | 4,950,000 mm⁴ |
| Sx | 5.97 in³ | 97,800.00 mm³ |
| Sy | 5.97 in³ | 97,800.00 mm³ |
| Zx | 7.70 in³ | 126,000.00 mm³ |
| Zy | 7.70 in³ | 126,000.00 mm³ |
| rx | 1.41 in | 35.80 mm |
| ry | 1.41 in | 35.80 mm |
| J | 21.00 in⁴ | 8,740,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 4x4x1/2.
Lighter in Square HSS
HSS 5-1/2x5-1/2x5/16
- Weight
- 21.2 lb/ft (-1.9%)
- Depth
- 5.50 in (+38%)
- Ix
- 25.9 in⁴ (+118%)
Heavier in Square HSS
HSS 9x9x3/16
- Weight
- 22.2 lb/ft (+2.5%)
- Depth
- 9.00 in (+125%)
- Ix
- 78.2 in⁴ (+557%)
Closest Iₓ in Square HSS
HSS 5-1/2x5-1/2x1/8
- Weight
- 9.0 lb/ft (-58%)
- Depth
- 5.50 in (+38%)
- Ix
- 11.8 in⁴ (-0.8%)
Source: AISC Shapes Database v16.0 · Methodology