Steel Beam Sizes / Europe / IPE Sections / IPE O 450

IPE O 450 Steel Beam Dimensions and Properties

EN IPE beams · v2026.1

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Diagram, properties emphasis, and nearby alternatives use the selected unit system.

Units

Section diagram

IPE O 450 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 62.09 lb/ft 92.40 kg/m
Depth, d 17.95 in 456.00 mm
Flange width, bf 7.56 in 192.00 mm
tw 0.433 in 11.000 mm
tf 0.693 in 17.600 mm
Area 18.29 in² 11,800.00 mm²
Ix 982.63 in⁴ 409,000,000 mm⁴
Iy 49.97 in⁴ 20,800,000 mm⁴
Sx 109.84 in³ 1,800,000 mm³
Sy 13.24 in³ 217,000.00 mm³
Zx 125.10 in³ 2,050,000 mm³
Zy 20.81 in³ 341,000.00 mm³
rx 7.36 in 187.00 mm
ry 1.66 in 42.10 mm
J 2.62 in⁴ 1,090,000 mm⁴
Cw 3,716.45 in⁶ 998,000,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus IPE O 450.

Lighter in IPE beams

IPE A 550

Weight
92.1 kg/m (-0.3%)
Depth
547.0 mm (+20%)
Ix
600,000,000 mm⁴ (+47%)

Heavier in IPE beams

IPE 550

Weight
106.0 kg/m (+15%)
Depth
550.0 mm (+21%)
Ix
671,000,000 mm⁴ (+64%)

Closest Iₓ in IPE beams

IPE A 500

Weight
79.4 kg/m (-14%)
Depth
497.0 mm (+9.0%)
Ix
429,000,000 mm⁴ (+4.9%)
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Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Eurocode 3 - UK National Annex · Methodology