Steel Beam Sizes / CISC / HSS Square / HA457×457×25
HA457×457×25 Steel Beam Dimensions and Properties
CISC Square HSS · v12.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
HA457×457×25 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 | 223.00 lb/ft | 331.00 kg/m |
| Height | 18.00 in | 457.20 mm |
| Width | 18.00 in | 457.20 mm |
| Nominal tw | 1.000 in | 25.400 mm |
| Design tw | 0.900 in | 22.860 mm |
| Area | 59.52 in² | 38,400.00 mm² |
| Ix | 2,834.96 in⁴ | 1,180,000,000 mm⁴ |
| Iy | 2,834.96 in⁴ | 1,180,000,000 mm⁴ |
| Sx | 316.10 in³ | 5,180,000 mm³ |
| Sy | 316.10 in³ | 5,180,000 mm³ |
| Zx | 376.52 in³ | 6,170,000 mm³ |
| Zy | 376.52 in³ | 6,170,000 mm³ |
| rx | 6.93 in | 176.00 mm |
| ry | 6.93 in | 176.00 mm |
| J | 4,612.82 in⁴ | 1,920,000,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HA457×457×25.
Lighter in Square HSS
HA508×508×22
- Weight
- 329.0 kg/m (-0.9%)
- Depth
- 508.0 mm (+11%)
- Ix
- 1,490,000,000 mm⁴ (+26%)
Heavier in Square HSS
HA559×559×22
- Weight
- 365.0 kg/m (+9.9%)
- Depth
- 558.8 mm (+22%)
- Ix
- 2,010,000,000 mm⁴ (+70%)
Closest Iₓ in Square HSS
HS457×457×22
- Weight
- 294.0 kg/m (-12%)
- Depth
- 457.2 mm (0.0%)
- Ix
- 1,160,000,000 mm⁴ (-1.7%)
Source: CISC Structural Section Tables SST12.1 · v12.1 · ASTM A500 · Availability: Check availability with the supplier. · Methodology