Steel Beam Sizes / CISC / HSS Round / HA102×4.8
HA102×4.8 Steel Beam Dimensions and Properties
CISC Round HSS · v12.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
HA102×4.8 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 | 7.66 lb/ft | 11.40 kg/m |
| OD | 4.000 in | 101.600 mm |
| Nominal tw | 0.188 in | 4.780 mm |
| Design tw | 0.169 in | 4.300 mm |
| Area | 2.03 in² | 1,310.00 mm² |
| Ix | 3.75 in⁴ | 1,560,000 mm⁴ |
| Iy | 3.75 in⁴ | 1,560,000 mm⁴ |
| Sx | 1.87 in³ | 30,700.00 mm³ |
| Sy | 1.87 in³ | 30,700.00 mm³ |
| Zx | 2.48 in³ | 40,700.00 mm³ |
| Zy | 2.48 in³ | 40,700.00 mm³ |
| rx | 1.35 in | 34.40 mm |
| ry | 1.35 in | 34.40 mm |
| J | 7.50 in⁴ | 3,120,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HA102×4.8.
Source: CISC Structural Section Tables SST12.1 · v12.1 · ASTM A500 · Availability: Check availability with the supplier. · Methodology