Steel Beam Sizes / Europe / HD Sections / HD 320×300
HD 320×300 Dimensions, Weight and Section Properties
EN HD wide flange columns · v2026.1
HD 320×300: 375 mm depth, 313 mm flange width, 300 kg/m weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
HD 320×300 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 | 201.59 lb/ft | 300.00 kg/m |
| Depth, d | 14.76 in | 375.00 mm |
| Flange width, bf | 12.32 in | 313.00 mm |
| tw | 1.063 in | 27.000 mm |
| tf | 1.890 in | 48.000 mm |
| Area | 59.21 in² | 38,200.00 mm² |
| Ix | 2,087.78 in⁴ | 869,000,000 mm⁴ |
| Iy | 591.02 in⁴ | 246,000,000 mm⁴ |
| Sx | 283.15 in³ | 4,640,000 mm³ |
| Sy | 95.81 in³ | 1,570,000 mm³ |
| Zx | 336.85 in³ | 5,520,000 mm³ |
| Zy | 147.07 in³ | 2,410,000 mm³ |
| rx | 5.94 in | 151.00 mm |
| ry | 3.16 in | 80.20 mm |
| J | 63.19 in⁴ | 26,300,000 mm⁴ |
| Cw | 24,428.77 in⁶ | 6,560,000,000,000 mm⁶ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus HD 320×300.
Lighter in HD wide flange columns
HD 260×299
- Weight
- 299.0 kg/m (-0.3%)
- Depth
- 335.0 mm (-11%)
- Ix
- 642,000,000 mm⁴ (-26%)
Heavier in HD wide flange columns
HD 400×314
- Weight
- 314.0 kg/m (+4.7%)
- Depth
- 399.0 mm (+6.4%)
- Ix
- 1,100,000,000 mm⁴ (+27%)
Another Iₓ option in HD wide flange columns
HD 400×262
- Weight
- 262.0 kg/m (-13%)
- Depth
- 387.0 mm (+3.2%)
- Ix
- 894,000,000 mm⁴ (+2.9%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Eurocode 3 - UK National Annex · Methodology