Steel Beam Sizes / Europe / IPE Sections / IPE 400
IPE 400 Steel Beam Dimensions and Properties
EN IPE beams · v2026.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
IPE 400 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 | 44.55 lb/ft | 66.30 kg/m |
| Depth, d | 15.75 in | 400.00 mm |
| Flange width, bf | 7.09 in | 180.00 mm |
| tw | 0.339 in | 8.600 mm |
| tf | 0.531 in | 13.500 mm |
| Area | 13.10 in² | 8,450.00 mm² |
| Ix | 554.98 in⁴ | 231,000,000 mm⁴ |
| Iy | 31.71 in⁴ | 13,200,000 mm⁴ |
| Sx | 70.79 in³ | 1,160,000 mm³ |
| Sy | 8.91 in³ | 146,000.00 mm³ |
| Zx | 79.94 in³ | 1,310,000 mm³ |
| Zy | 13.97 in³ | 229,000.00 mm³ |
| rx | 6.54 in | 166.00 mm |
| ry | 1.56 in | 39.50 mm |
| J | 1.23 in⁴ | 513,000.00 mm⁴ |
| Cw | 1,824.71 in⁶ | 490,000,000,000 mm⁶ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus IPE 400.
Lighter in IPE beams
IPE O 360
- Weight
- 66.0 kg/m (-0.5%)
- Depth
- 364.0 mm (-9.0%)
- Ix
- 190,000,000 mm⁴ (-18%)
Heavier in IPE beams
IPE A 450
- Weight
- 67.2 kg/m (+1.4%)
- Depth
- 447.0 mm (+12%)
- Ix
- 298,000,000 mm⁴ (+29%)
Closest Iₓ in IPE beams
IPE A 400
- Weight
- 57.4 kg/m (-13%)
- Depth
- 397.0 mm (-0.7%)
- Ix
- 203,000,000 mm⁴ (-12%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Eurocode 3 - UK National Annex · Methodology