Steel Beam Sizes / AISC / HSS Rectangular / HSS 6x3x5/16
HSS 6x3x5/16 Steel Beam Dimensions and Properties
AISC Rectangular HSS · v16.0
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
HSS 6x3x5/16 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 | 16.96 lb/ft | 25.20 kg/m |
| Height | 6.00 in | 152.00 mm |
| Width | 3.00 in | 76.20 mm |
| Nominal tw | 0.313 in | 7.940 mm |
| Design tw | 0.291 in | 7.390 mm |
| Area | 4.68 in² | 3,020.00 mm² |
| Ix | 20.10 in⁴ | 8,370,000 mm⁴ |
| Iy | 6.67 in⁴ | 2,780,000 mm⁴ |
| Sx | 6.69 in³ | 110,000.00 mm³ |
| Sy | 4.45 in³ | 72,900.00 mm³ |
| Zx | 8.61 in³ | 141,000.00 mm³ |
| Zy | 5.27 in³ | 86,400.00 mm³ |
| rx | 2.07 in | 52.60 mm |
| ry | 1.19 in | 30.20 mm |
| J | 16.90 in⁴ | 7,030,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 6x3x5/16.
Lighter in Rectangular HSS
HSS 10x3-1/2x3/16
- Weight
- 16.4 lb/ft (-3.1%)
- Depth
- 10.00 in (+67%)
- Ix
- 53.6 in⁴ (+167%)
Heavier in Rectangular HSS
HSS 10x4x3/16
- Weight
- 17.1 lb/ft (+0.7%)
- Depth
- 10.00 in (+67%)
- Ix
- 57.8 in⁴ (+188%)
Closest Iₓ in Rectangular HSS
HSS 7x2x1/4
- Weight
- 13.9 lb/ft (-18%)
- Depth
- 7.00 in (+17%)
- Ix
- 19.8 in⁴ (-1.5%)
Source: AISC Shapes Database v16.0 · Methodology