Steel Beam Sizes / AISC / HSS Square / HSS 8x8x5/8
HSS 8x8x5/8 Dimensions, Weight and Section Properties
AISC Square HSS · v16.0
HSS 8x8x5/8: 59.32 lb/ft weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
HSS 8x8x5/8 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 | 59.32 lb/ft | 88.00 kg/m |
| Height | 8.00 in | 203.00 mm |
| Width | 8.00 in | 203.00 mm |
| Nominal tw | 0.625 in | 15.900 mm |
| Design tw | 0.581 in | 14.800 mm |
| Area | 16.40 in² | 10,600.00 mm² |
| Ix | 146.00 in⁴ | 60,800,000 mm⁴ |
| Iy | 146.00 in⁴ | 60,800,000 mm⁴ |
| Sx | 36.50 in³ | 598,000.00 mm³ |
| Sy | 36.50 in³ | 598,000.00 mm³ |
| Zx | 44.70 in³ | 733,000.00 mm³ |
| Zy | 44.70 in³ | 733,000.00 mm³ |
| rx | 2.99 in | 75.90 mm |
| ry | 2.99 in | 75.90 mm |
| J | 244.00 in⁴ | 102,000,000 mm⁴ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus HSS 8x8x5/8.
Lighter in Square HSS
HSS 12x12x3/8
- Weight
- 58.1 lb/ft (-2.1%)
- Depth
- 12.00 in (+50%)
- Ix
- 357.0 in⁴ (+145%)
Heavier in Square HSS
HSS 18x18x1/4
- Weight
- 59.9 lb/ft (+0.9%)
- Depth
- 18.00 in (+125%)
- Ix
- 860.0 in⁴ (+489%)
Another Iₓ option in Square HSS
HSS 9x9x3/8
- Weight
- 42.8 lb/ft (-28%)
- Depth
- 9.00 in (+13%)
- Ix
- 145.0 in⁴ (-0.7%)
Source: AISC Shapes Database v16.0 · Methodology