Steel Beam Sizes / CISC / HSS Rectangular / HA127×76×3.2
HA127×76×3.2 Steel Beam Dimensions and Properties
CISC Rectangular HSS · v12.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
HA127×76×3.2 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 | 6.46 lb/ft | 9.62 kg/m |
| Height | 5.00 in | 127.00 mm |
| Width | 3.00 in | 76.20 mm |
| Nominal tw | 0.125 in | 3.180 mm |
| Design tw | 0.113 in | 2.860 mm |
| Area | 1.72 in² | 1,110.00 mm² |
| Ix | 5.89 in⁴ | 2,450,000 mm⁴ |
| Iy | 2.67 in⁴ | 1,110,000 mm⁴ |
| Sx | 2.35 in³ | 38,500.00 mm³ |
| Sy | 1.79 in³ | 29,300.00 mm³ |
| Zx | 2.86 in³ | 46,800.00 mm³ |
| Zy | 2.01 in³ | 33,000.00 mm³ |
| rx | 1.85 in | 47.00 mm |
| ry | 1.25 in | 31.70 mm |
| J | 5.86 in⁴ | 2,440,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HA127×76×3.2.
Lighter in Rectangular HSS
HA76×38×6.4
- Weight
- 9.3 kg/m (-3.1%)
- Depth
- 76.2 mm (-40%)
- Ix
- 686,000 mm⁴ (-72%)
Heavier in Rectangular HSS
HA102×51×4.8
- Weight
- 10.3 kg/m (+6.7%)
- Depth
- 101.6 mm (-20%)
- Ix
- 1,490,000 mm⁴ (-39%)
Closest Iₓ in Rectangular HSS
HA102×76×6.4
- Weight
- 15.6 kg/m (+63%)
- Depth
- 101.6 mm (-20%)
- Ix
- 2,500,000 mm⁴ (+2.0%)
Source: CISC Structural Section Tables SST12.1 · v12.1 · ASTM A500 · Methodology