Steel Beam Sizes / Europe / HE Sections / HE 320 B
HE 320 B Steel Beam Dimensions and Properties
EN HE wide flange sections · v2026.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
HE 320 B 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 | 85.34 lb/ft | 127.00 kg/m |
| Depth, d | 12.60 in | 320.00 mm |
| Flange width, bf | 11.81 in | 300.00 mm |
| tw | 0.453 in | 11.500 mm |
| tf | 0.807 in | 20.500 mm |
| Area | 24.96 in² | 16,100.00 mm² |
| Ix | 739.97 in⁴ | 308,000,000 mm⁴ |
| Iy | 221.99 in⁴ | 92,400,000 mm⁴ |
| Sx | 117.78 in³ | 1,930,000 mm³ |
| Sy | 37.59 in³ | 616,000.00 mm³ |
| Zx | 131.20 in³ | 2,150,000 mm³ |
| Zy | 57.30 in³ | 939,000.00 mm³ |
| rx | 5.43 in | 138.00 mm |
| ry | 2.98 in | 75.70 mm |
| J | 5.53 in⁴ | 2,300,000 mm⁴ |
| Cw | 7,708.47 in⁶ | 2,070,000,000,000 mm⁶ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HE 320 B.
Lighter in HE wide flange sections
HE 400 A
- Weight
- 125.0 kg/m (-1.6%)
- Depth
- 390.0 mm (+22%)
- Ix
- 451,000,000 mm⁴ (+46%)
Heavier in HE wide flange sections
HE 600 AA
- Weight
- 129.0 kg/m (+1.6%)
- Depth
- 571.0 mm (+78%)
- Ix
- 919,000,000 mm⁴ (+198%)
Closest Iₓ in HE wide flange sections
HE 400 AA
- Weight
- 92.4 kg/m (-27%)
- Depth
- 378.0 mm (+18%)
- Ix
- 312,000,000 mm⁴ (+1.3%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Eurocode 3 - UK National Annex · Methodology