Steel Beam Sizes / UK / Angles / L 250×250×31

L 250×250×31 Steel Beam Dimensions and Properties

UK Angles · v2023.11

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

Units

Section diagram

L 250×250×31 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 76.60 lb/ft 114.00 kg/m
Width 9.84 in 250.00 mm
Height 9.84 in 250.00 mm
t 1.220 in 31.000 mm
Area 22.48 in² 14,500.00 mm²
Ix 199.65 in⁴ 83,100,000 mm⁴
Iy 199.65 in⁴ 83,100,000 mm⁴
Sx 28.74 in³ 471,000.00 mm³
Sy 28.74 in³ 471,000.00 mm³
rx 2.98 in 75.60 mm
ry 2.98 in 75.60 mm
J 11.53 in⁴ 4,800,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus L 250×250×31.

Lighter in Angles

L 300×300×25

Weight
112.0 kg/m (-1.8%)
Depth
300.0 mm (+20%)
Ix
122,000,000 mm⁴ (+47%)

Heavier in Angles

L 300×300×26

Weight
116.0 kg/m (+1.8%)
Depth
300.0 mm (+20%)
Ix
126,000,000 mm⁴ (+52%)

Closest Iₓ in Angles

L 250×250×30

Weight
111.0 kg/m (-2.6%)
Depth
250.0 mm (0.0%)
Ix
80,900,000 mm⁴ (-2.6%)
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Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Eurocode 3 - UK National Annex · Methodology