Steel Beam Sizes / AISC / HSS Rectangular / HSS 4x2-1/2x1/8
HSS 4x2-1/2x1/8 Dimensions, Weight and Section Properties
AISC Rectangular HSS · v16.0
HSS 4x2-1/2x1/8: 5.18 lb/ft weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
HSS 4x2-1/2x1/8 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 | 5.18 lb/ft | 7.70 kg/m |
| Height | 4.00 in | 102.00 mm |
| Width | 2.50 in | 63.50 mm |
| Nominal tw | 0.125 in | 3.180 mm |
| Design tw | 0.116 in | 2.950 mm |
| Area | 1.42 in² | 916.00 mm² |
| Ix | 3.09 in⁴ | 1,290,000 mm⁴ |
| Iy | 1.49 in⁴ | 620,000.00 mm⁴ |
| Sx | 1.54 in³ | 25,200.00 mm³ |
| Sy | 1.19 in³ | 19,500.00 mm³ |
| Zx | 1.88 in³ | 30,800.00 mm³ |
| Zy | 1.36 in³ | 22,300.00 mm³ |
| rx | 1.47 in | 37.30 mm |
| ry | 1.03 in | 26.20 mm |
| J | 3.23 in⁴ | 1,340,000 mm⁴ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus HSS 4x2-1/2x1/8.
Lighter in Rectangular HSS
HSS 2-1/2x2x3/16
- Weight
- 5.0 lb/ft (-4.2%)
- Depth
- 2.50 in (-38%)
- Ix
- 1.1 in⁴ (-64%)
Heavier in Rectangular HSS
HSS 2-1/2x1-1/2x1/4
- Weight
- 5.4 lb/ft (+4.4%)
- Depth
- 2.50 in (-38%)
- Ix
- 1.0 in⁴ (-67%)
Another Iₓ option in Rectangular HSS
HSS 3-1/2x2-1/2x3/16
- Weight
- 6.9 lb/ft (+33%)
- Depth
- 3.50 in (-13%)
- Ix
- 3.1 in⁴ (0.0%)
Source: AISC Shapes Database v16.0 · Methodology