Steel Beam Sizes / AISC / HSS Square / HSS 2-1/2x2-1/2x5/16
HSS 2-1/2x2-1/2x5/16 Dimensions, Weight and Section Properties
AISC Square HSS · v16.0
HSS 2-1/2x2-1/2x5/16: 8.45 lb/ft weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
HSS 2-1/2x2-1/2x5/16 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 | 8.45 lb/ft | 12.50 kg/m |
| Height | 2.50 in | 63.50 mm |
| Width | 2.50 in | 63.50 mm |
| Nominal tw | 0.313 in | 7.940 mm |
| Design tw | 0.291 in | 7.390 mm |
| Area | 2.35 in² | 1,520.00 mm² |
| Ix | 1.82 in⁴ | 758,000.00 mm⁴ |
| Iy | 1.82 in⁴ | 758,000.00 mm⁴ |
| Sx | 1.46 in³ | 23,900.00 mm³ |
| Sy | 1.46 in³ | 23,900.00 mm³ |
| Zx | 1.88 in³ | 30,800.00 mm³ |
| Zy | 1.88 in³ | 30,800.00 mm³ |
| rx | 0.88 in | 22.40 mm |
| ry | 0.88 in | 22.40 mm |
| J | 3.20 in⁴ | 1,330,000 mm⁴ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus HSS 2-1/2x2-1/2x5/16.
Lighter in Square HSS
HSS 5x5x1/8
- Weight
- 8.2 lb/ft (-3.4%)
- Depth
- 5.00 in (+100%)
- Ix
- 8.8 in⁴ (+384%)
Heavier in Square HSS
HSS 3x3x1/4
- Weight
- 8.8 lb/ft (+4.3%)
- Depth
- 3.00 in (+20%)
- Ix
- 3.0 in⁴ (+66%)
Another Iₓ option in Square HSS
HSS 3x3x1/8
- Weight
- 4.8 lb/ft (-44%)
- Depth
- 3.00 in (+20%)
- Ix
- 1.8 in⁴ (-2.2%)
Source: AISC Shapes Database v16.0 · Methodology