Steel Beam Sizes / Europe / IPE Sections / IPE A 550

IPE A 550 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 A 550 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 61.89 lb/ft 92.10 kg/m
Depth, d 21.54 in 547.00 mm
Flange width, bf 8.27 in 210.00 mm
tw 0.354 in 9.000 mm
tf 0.618 in 15.700 mm
Area 18.14 in² 11,700.00 mm²
Ix 1,441.51 in⁴ 600,000,000 mm⁴
Iy 58.38 in⁴ 24,300,000 mm⁴
Sx 133.64 in³ 2,190,000 mm³
Sy 14.16 in³ 232,000.00 mm³
Zx 151.34 in³ 2,480,000 mm³
Zy 22.09 in³ 362,000.00 mm³
rx 8.90 in 226.00 mm
ry 1.79 in 45.50 mm
J 2.15 in⁴ 893,000.00 mm⁴
Cw 6,367.86 in⁶ 1,710,000,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus IPE A 550.

Lighter in IPE beams

IPE 500

Weight
90.7 kg/m (-1.5%)
Depth
500.0 mm (-8.6%)
Ix
482,000,000 mm⁴ (-20%)

Heavier in IPE beams

IPE O 450

Weight
92.4 kg/m (+0.3%)
Depth
456.0 mm (-17%)
Ix
409,000,000 mm⁴ (-32%)

Closest Iₓ in IPE beams

IPE O 500

Weight
107.0 kg/m (+16%)
Depth
506.0 mm (-7.5%)
Ix
578,000,000 mm⁴ (-3.7%)
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Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Eurocode 3 - UK National Annex · Methodology