Steel Beam Sizes / Europe / HD Sections / HD 320×245
HD 320×245 Steel Beam Dimensions and Properties
EN HD wide flange columns · v2026.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
HD 320×245 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 | 164.63 lb/ft | 245.00 kg/m |
| Depth, d | 14.13 in | 359.00 mm |
| Flange width, bf | 12.17 in | 309.00 mm |
| tw | 0.827 in | 21.000 mm |
| tf | 1.575 in | 40.000 mm |
| Area | 48.36 in² | 31,200.00 mm² |
| Ix | 1,636.11 in⁴ | 681,000,000 mm⁴ |
| Iy | 473.29 in⁴ | 197,000,000 mm⁴ |
| Sx | 231.89 in³ | 3,800,000 mm³ |
| Sy | 78.11 in³ | 1,280,000 mm³ |
| Zx | 270.95 in³ | 4,440,000 mm³ |
| Zy | 119.00 in³ | 1,950,000 mm³ |
| rx | 5.83 in | 148.00 mm |
| ry | 3.13 in | 79.50 mm |
| J | 36.28 in⁴ | 15,100,000 mm⁴ |
| Cw | 18,619.49 in⁶ | 5,000,000,000,000 mm⁶ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HD 320×245.
Lighter in HD wide flange columns
HD 400×237
- Weight
- 237.0 kg/m (-3.3%)
- Depth
- 380.0 mm (+5.8%)
- Ix
- 788,000,000 mm⁴ (+16%)
Heavier in HD wide flange columns
HD 400×262
- Weight
- 262.0 kg/m (+6.9%)
- Depth
- 387.0 mm (+7.8%)
- Ix
- 894,000,000 mm⁴ (+31%)
Closest Iₓ in HD wide flange columns
HD 400×216
- Weight
- 216.0 kg/m (-12%)
- Depth
- 375.0 mm (+4.5%)
- Ix
- 711,000,000 mm⁴ (+4.4%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Eurocode 3 - UK National Annex · Methodology