Steel Beam Sizes / AISC / HSS Rectangular / HSS 5x4x3/8
HSS 5x4x3/8 Steel Beam Dimensions and Properties
AISC Rectangular HSS · v16.0
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
HSS 5x4x3/8 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 | 19.82 lb/ft | 29.40 kg/m |
| Height | 5.00 in | 127.00 mm |
| Width | 4.00 in | 102.00 mm |
| Nominal tw | 0.375 in | 9.530 mm |
| Design tw | 0.349 in | 8.860 mm |
| Area | 5.48 in² | 3,540.00 mm² |
| Ix | 17.90 in⁴ | 7,450,000 mm⁴ |
| Iy | 12.60 in⁴ | 5,240,000 mm⁴ |
| Sx | 7.17 in³ | 117,000.00 mm³ |
| Sy | 6.30 in³ | 103,000.00 mm³ |
| Zx | 8.96 in³ | 147,000.00 mm³ |
| Zy | 7.67 in³ | 126,000.00 mm³ |
| rx | 1.81 in | 46.00 mm |
| ry | 1.52 in | 38.60 mm |
| J | 24.90 in⁴ | 10,400,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 5x4x3/8.
Lighter in Rectangular HSS
HSS 10x6x3/16
- Weight
- 19.6 lb/ft (-1.0%)
- Depth
- 10.00 in (+100%)
- Ix
- 74.6 in⁴ (+317%)
Heavier in Rectangular HSS
HSS 10x3x1/4
- Weight
- 20.7 lb/ft (+4.5%)
- Depth
- 10.00 in (+100%)
- Ix
- 63.6 in⁴ (+255%)
Closest Iₓ in Rectangular HSS
HSS 6x2x3/8
- Weight
- 17.3 lb/ft (-13%)
- Depth
- 6.00 in (+20%)
- Ix
- 17.1 in⁴ (-4.5%)
Source: AISC Shapes Database v16.0 · Methodology