Steel Beam Sizes / CISC / HSS Square / HS203×203×4.8
HS203×203×4.8 Steel Beam Dimensions and Properties
CISC Square HSS · v12.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
HS203×203×4.8 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 | 19.70 lb/ft | 29.30 kg/m |
| Height | 8.00 in | 203.20 mm |
| Width | 8.00 in | 203.20 mm |
| Nominal tw | 0.188 in | 4.780 mm |
| Design tw | 0.188 in | 4.780 mm |
| Area | 5.78 in² | 3,730.00 mm² |
| Ix | 58.38 in⁴ | 24,300,000 mm⁴ |
| Iy | 58.38 in⁴ | 24,300,000 mm⁴ |
| Sx | 14.58 in³ | 239,000.00 mm³ |
| Sy | 14.58 in³ | 239,000.00 mm³ |
| Zx | 16.84 in³ | 276,000.00 mm³ |
| Zy | 16.84 in³ | 276,000.00 mm³ |
| rx | 3.18 in | 80.70 mm |
| ry | 3.18 in | 80.70 mm |
| J | 90.81 in⁴ | 37,800,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HS203×203×4.8.
Lighter in Square HSS
HA127×127×7.9
- Weight
- 28.4 kg/m (-3.0%)
- Depth
- 127.0 mm (-38%)
- Ix
- 7,730,000 mm⁴ (-68%)
Heavier in Square HSS
HA102×102×13
- Weight
- 32.2 kg/m (+9.6%)
- Depth
- 101.6 mm (-50%)
- Ix
- 4,880,000 mm⁴ (-80%)
Closest Iₓ in Square HSS
HS178×178×7.9
- Weight
- 41.1 kg/m (+40%)
- Depth
- 177.8 mm (-13%)
- Ix
- 24,800,000 mm⁴ (+2.1%)
Source: CISC Structural Section Tables SST12.1 · v12.1 · CSA G40 · Methodology