Steel Beam Sizes / Europe / HE Sections / HE 450 A
HE 450 A 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 450 A 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 | 94.08 lb/ft | 140.00 kg/m |
| Depth, d | 17.32 in | 440.00 mm |
| Flange width, bf | 11.81 in | 300.00 mm |
| tw | 0.453 in | 11.500 mm |
| tf | 0.827 in | 21.000 mm |
| Area | 27.59 in² | 17,800.00 mm² |
| Ix | 1,530.40 in⁴ | 637,000,000 mm⁴ |
| Iy | 227.28 in⁴ | 94,600,000 mm⁴ |
| Sx | 176.97 in³ | 2,900,000 mm³ |
| Sy | 38.51 in³ | 631,000.00 mm³ |
| Zx | 196.50 in³ | 3,220,000 mm³ |
| Zy | 58.95 in³ | 966,000.00 mm³ |
| rx | 7.44 in | 189.00 mm |
| ry | 2.87 in | 72.90 mm |
| J | 6.01 in⁴ | 2,500,000 mm⁴ |
| Cw | 15,454.17 in⁶ | 4,150,000,000,000 mm⁶ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HE 450 A.
Lighter in HE wide flange sections
HE 650 AA
- Weight
- 138.0 kg/m (-1.4%)
- Depth
- 620.0 mm (+41%)
- Ix
- 1,140,000,000 mm⁴ (+79%)
Heavier in HE wide flange sections
HE 360 B
- Weight
- 142.0 kg/m (+1.4%)
- Depth
- 360.0 mm (-18%)
- Ix
- 432,000,000 mm⁴ (-32%)
Closest Iₓ in HE wide flange sections
HE 320 M
- Weight
- 245.0 kg/m (+75%)
- Depth
- 359.0 mm (-18%)
- Ix
- 681,000,000 mm⁴ (+6.9%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Eurocode 3 - UK National Annex · Methodology