Steel Beam Sizes / CISC / HSS Square / HA102×102×6.4
HA102×102×6.4 Steel Beam Dimensions and Properties
CISC Square HSS · v12.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
HA102×102×6.4 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 | 12.20 lb/ft | 18.20 kg/m |
| Height | 4.00 in | 101.60 mm |
| Width | 4.00 in | 101.60 mm |
| Nominal tw | 0.250 in | 6.350 mm |
| Design tw | 0.225 in | 5.720 mm |
| Area | 3.27 in² | 2,110.00 mm² |
| Ix | 7.62 in⁴ | 3,170,000 mm⁴ |
| Iy | 7.62 in⁴ | 3,170,000 mm⁴ |
| Sx | 3.80 in³ | 62,300.00 mm³ |
| Sy | 3.80 in³ | 62,300.00 mm³ |
| Zx | 4.56 in³ | 74,800.00 mm³ |
| Zy | 4.56 in³ | 74,800.00 mm³ |
| rx | 1.52 in | 38.70 mm |
| ry | 1.52 in | 38.70 mm |
| J | 12.42 in⁴ | 5,170,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HA102×102×6.4.
Lighter in Square HSS
HA127×127×4.8
- Weight
- 17.9 kg/m (-1.6%)
- Depth
- 127.0 mm (+25%)
- Ix
- 5,110,000 mm⁴ (+61%)
Heavier in Square HSS
HA89×89×7.9
- Weight
- 18.9 kg/m (+4.1%)
- Depth
- 88.9 mm (-13%)
- Ix
- 2,380,000 mm⁴ (-25%)
Closest Iₓ in Square HSS
HS102×102×6.4
- Weight
- 18.2 kg/m (0.0%)
- Depth
- 101.6 mm (0.0%)
- Ix
- 3,420,000 mm⁴ (+7.9%)
Source: CISC Structural Section Tables SST12.1 · v12.1 · ASTM A500 · Methodology