Steel Beam Sizes / UK / Universal Beams / UB 254×102×28

UB 254×102×28 Steel Beam Dimensions and Properties

UK Universal beams · v2023.11

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

Units

Section diagram

UB 254×102×28 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 19.02 lb/ft 28.30 kg/m
Depth, d 10.25 in 260.40 mm
Flange width, bf 4.02 in 102.20 mm
tw 0.248 in 6.300 mm
tf 0.394 in 10.000 mm
Area 5.60 in² 3,610.00 mm²
Ix 96.10 in⁴ 40,000,000 mm⁴
Iy 4.28 in⁴ 1,780,000 mm⁴
Sx 18.80 in³ 308,000.00 mm³
Sy 2.14 in³ 35,000.00 mm³
Zx 21.54 in³ 353,000.00 mm³
Zy 3.34 in³ 54,800.00 mm³
rx 4.13 in 105.00 mm
ry 0.87 in 22.20 mm
J 0.23 in⁴ 95,700.00 mm⁴
Cw 103.90 in⁶ 27,900,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus UB 254×102×28.

Lighter in Universal beams

UB 305×102×28

Weight
28.2 kg/m (-0.4%)
Depth
308.7 mm (+19%)
Ix
53,700,000 mm⁴ (+34%)

Heavier in Universal beams

UB 203×133×30

Weight
30.0 kg/m (+6.0%)
Depth
206.8 mm (-21%)
Ix
29,000,000 mm⁴ (-27%)

Closest Iₓ in Universal beams

UB 254×146×31

Weight
31.1 kg/m (+9.9%)
Depth
251.4 mm (-3.5%)
Ix
44,100,000 mm⁴ (+10%)
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Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Methodology