Steel Beam Sizes / AISC / HSS Rectangular / HSS 3-1/2x2x1/4
HSS 3-1/2x2x1/4 Steel Beam Dimensions and Properties
AISC Rectangular HSS · v16.0
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
HSS 3-1/2x2x1/4 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 | 7.96 lb/ft | 11.80 kg/m |
| Height | 3.50 in | 88.90 mm |
| Width | 2.00 in | 50.80 mm |
| Nominal tw | 0.250 in | 6.350 mm |
| Design tw | 0.233 in | 5.920 mm |
| Area | 2.21 in² | 1,430.00 mm² |
| Ix | 3.17 in⁴ | 1,320,000 mm⁴ |
| Iy | 1.30 in⁴ | 541,000.00 mm⁴ |
| Sx | 1.81 in³ | 29,700.00 mm³ |
| Sy | 1.30 in³ | 21,300.00 mm³ |
| Zx | 2.36 in³ | 38,700.00 mm³ |
| Zy | 1.58 in³ | 25,900.00 mm³ |
| rx | 1.20 in | 30.50 mm |
| ry | 0.77 in | 19.50 mm |
| J | 3.16 in⁴ | 1,320,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 3-1/2x2x1/4.
Lighter in Rectangular HSS
HSS 4x2-1/2x3/16
- Weight
- 7.5 lb/ft (-5.7%)
- Depth
- 4.00 in (+14%)
- Ix
- 4.3 in⁴ (+36%)
Heavier in Rectangular HSS
HSS 4x3x3/16
- Weight
- 8.2 lb/ft (+2.4%)
- Depth
- 4.00 in (+14%)
- Ix
- 4.9 in⁴ (+56%)
Closest Iₓ in Rectangular HSS
HSS 3-1/2x2-1/2x3/16
- Weight
- 6.9 lb/ft (-14%)
- Depth
- 3.50 in (0.0%)
- Ix
- 3.1 in⁴ (-2.5%)
Source: AISC Shapes Database v16.0 · Methodology