Steel Beam Sizes / CISC / HSS Round / HS89×4.8
HS89×4.8 Steel Beam Dimensions and Properties
CISC Round HSS · v12.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
HS89×4.8 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 | 6.66 lb/ft | 9.92 kg/m |
| OD | 3.500 in | 88.900 mm |
| Nominal tw | 0.188 in | 4.780 mm |
| Design tw | 0.188 in | 4.780 mm |
| Area | 1.95 in² | 1,260.00 mm² |
| Ix | 2.69 in⁴ | 1,120,000 mm⁴ |
| Iy | 2.69 in⁴ | 1,120,000 mm⁴ |
| Sx | 1.54 in³ | 25,200.00 mm³ |
| Sy | 1.54 in³ | 25,200.00 mm³ |
| Zx | 2.07 in³ | 33,900.00 mm³ |
| Zy | 2.07 in³ | 33,900.00 mm³ |
| rx | 1.17 in | 29.80 mm |
| ry | 1.17 in | 29.80 mm |
| J | 5.38 in⁴ | 2,240,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HS89×4.8.
Source: CISC Structural Section Tables SST12.1 · v12.1 · CSA G40 · Methodology