Steel Beam Sizes / UK / Universal Columns / UC 305×305×137

UC 305×305×137 Steel Beam Dimensions and Properties

UK Universal columns · v2023.11

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

Units

Section diagram

UC 305×305×137 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 92.06 lb/ft 137.00 kg/m
Depth, d 12.62 in 320.50 mm
Flange width, bf 12.17 in 309.20 mm
tw 0.543 in 13.800 mm
tf 0.854 in 21.700 mm
Area 26.97 in² 17,400.00 mm²
Ix 788.02 in⁴ 328,000,000 mm⁴
Iy 257.07 in⁴ 107,000,000 mm⁴
Sx 125.10 in³ 2,050,000 mm³
Sy 42.23 in³ 692,000.00 mm³
Zx 140.35 in³ 2,300,000 mm³
Zy 64.07 in³ 1,050,000 mm³
rx 5.39 in 137.00 mm
ry 3.08 in 78.30 mm
J 5.98 in⁴ 2,490,000 mm⁴
Cw 8,900.11 in⁶ 2,390,000,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus UC 305×305×137.

Lighter in Universal columns

UC 254×254×132

Weight
132.0 kg/m (-3.6%)
Depth
276.3 mm (-14%)
Ix
225,000,000 mm⁴ (-31%)

Heavier in Universal columns

UC 356×368×153

Weight
153.0 kg/m (+12%)
Depth
362.0 mm (+13%)
Ix
486,000,000 mm⁴ (+48%)

Closest Iₓ in Universal columns

UC 254×254×167

Weight
167.0 kg/m (+22%)
Depth
289.1 mm (-9.8%)
Ix
300,000,000 mm⁴ (-8.5%)
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Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Methodology