Steel Beam Sizes / Europe / HE Sections / HE 800 AA
HE 800 AA Dimensions, Weight and Section Properties
EN HE wide flange sections · v2026.1
HE 800 AA: 770 mm depth, 300 mm flange width, 172 kg/m weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
HE 800 AA 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 | 115.58 lb/ft | 172.00 kg/m |
| Depth, d | 30.31 in | 770.00 mm |
| Flange width, bf | 11.81 in | 300.00 mm |
| tw | 0.551 in | 14.000 mm |
| tf | 0.709 in | 18.000 mm |
| Area | 33.79 in² | 21,800.00 mm² |
| Ix | 5,021.25 in⁴ | 2,090,000,000 mm⁴ |
| Iy | 195.32 in⁴ | 81,300,000 mm⁴ |
| Sx | 331.36 in³ | 5,430,000 mm³ |
| Sy | 33.07 in³ | 542,000.00 mm³ |
| Zx | 379.57 in³ | 6,220,000 mm³ |
| Zy | 52.30 in³ | 857,000.00 mm³ |
| rx | 12.17 in | 309.00 mm |
| ry | 2.40 in | 61.00 mm |
| J | 5.84 in⁴ | 2,430,000 mm⁴ |
| Cw | 42,452.43 in⁶ | 11,400,000,000,000 mm⁶ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus HE 800 AA.
Lighter in HE wide flange sections
HE 450 B
- Weight
- 171.0 kg/m (-0.6%)
- Depth
- 450.0 mm (-42%)
- Ix
- 799,000,000 mm⁴ (-62%)
Heavier in HE wide flange sections
HE 300 C
- Weight
- 177.0 kg/m (+2.9%)
- Depth
- 320.0 mm (-58%)
- Ix
- 410,000,000 mm⁴ (-80%)
Another Iₓ option in HE wide flange sections
HE 650 B
- Weight
- 225.0 kg/m (+31%)
- Depth
- 650.0 mm (-16%)
- Ix
- 2,110,000,000 mm⁴ (+1.0%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Eurocode 3 - UK National Annex · Methodology