Steel Beam Sizes / AISC / HSS Square / HSS 6x6x1/8
HSS 6x6x1/8 Steel Beam Dimensions and Properties
AISC Square HSS · v16.0
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
HSS 6x6x1/8 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 | 9.86 lb/ft | 14.70 kg/m |
| Height | 6.00 in | 152.00 mm |
| Width | 6.00 in | 152.00 mm |
| Nominal tw | 0.125 in | 3.180 mm |
| Design tw | 0.116 in | 2.950 mm |
| Area | 2.70 in² | 1,740.00 mm² |
| Ix | 15.50 in⁴ | 6,450,000 mm⁴ |
| Iy | 15.50 in⁴ | 6,450,000 mm⁴ |
| Sx | 5.15 in³ | 84,400.00 mm³ |
| Sy | 5.15 in³ | 84,400.00 mm³ |
| Zx | 5.92 in³ | 97,000.00 mm³ |
| Zy | 5.92 in³ | 97,000.00 mm³ |
| rx | 2.39 in | 60.70 mm |
| ry | 2.39 in | 60.70 mm |
| J | 23.90 in⁴ | 9,950,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 6x6x1/8.
Lighter in Square HSS
HSS 4x4x3/16
- Weight
- 9.4 lb/ft (-4.5%)
- Depth
- 4.00 in (-33%)
- Ix
- 6.2 in⁴ (-60%)
Heavier in Square HSS
HSS 3-1/2x3-1/2x1/4
- Weight
- 10.5 lb/ft (+6.6%)
- Depth
- 3.50 in (-42%)
- Ix
- 5.0 in⁴ (-67%)
Closest Iₓ in Square HSS
HSS 4-1/2x4-1/2x3/8
- Weight
- 19.8 lb/ft (+101%)
- Depth
- 4.50 in (-25%)
- Ix
- 15.3 in⁴ (-1.3%)
Source: AISC Shapes Database v16.0 · Methodology