Steel Beam Sizes / AISC / HSS Rectangular / HSS 6x4x3/8
HSS 6x4x3/8 Steel Beam Dimensions and Properties
AISC Rectangular HSS · v16.0
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
HSS 6x4x3/8 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 | 22.37 lb/ft | 33.20 kg/m |
| Height | 6.00 in | 152.00 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 | 6.18 in² | 3,990.00 mm² |
| Ix | 28.30 in⁴ | 11,800,000 mm⁴ |
| Iy | 14.90 in⁴ | 6,200,000 mm⁴ |
| Sx | 9.43 in³ | 155,000.00 mm³ |
| Sy | 7.47 in³ | 122,000.00 mm³ |
| Zx | 11.90 in³ | 195,000.00 mm³ |
| Zy | 8.94 in³ | 147,000.00 mm³ |
| rx | 2.14 in | 54.40 mm |
| ry | 1.55 in | 39.40 mm |
| J | 32.80 in⁴ | 13,700,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 6x4x3/8.
Lighter in Rectangular HSS
HSS 10x8x3/16
- Weight
- 22.2 lb/ft (-0.8%)
- Depth
- 10.00 in (+67%)
- Ix
- 91.4 in⁴ (+223%)
Heavier in Rectangular HSS
HSS 10x4x1/4
- Weight
- 22.4 lb/ft (+0.2%)
- Depth
- 10.00 in (+67%)
- Ix
- 74.7 in⁴ (+164%)
Closest Iₓ in Rectangular HSS
HSS 10x2x1/8
- Weight
- 9.9 lb/ft (-56%)
- Depth
- 10.00 in (+67%)
- Ix
- 28.5 in⁴ (+0.7%)
Source: AISC Shapes Database v16.0 · Methodology