Steel Beam Sizes / UK / Universal Columns / UC 203×203×100

UC 203×203×100 Dimensions, Weight and Section Properties

UK Universal columns · v2023.11

UC 203×203×100: 229 mm depth, 210 mm flange width, 100 kg/m weight. View the full dimensions and properties in imperial and metric units below.

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

Units

Section diagram

UC 203×203×100 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 67.20 lb/ft 100.00 kg/m
Depth, d 9.02 in 229.00 mm
Flange width, bf 8.27 in 210.00 mm
tw 0.571 in 14.500 mm
tf 0.933 in 23.700 mm
Area 19.69 in² 12,700.00 mm²
Ix 271.48 in⁴ 113,000,000 mm⁴
Iy 87.93 in⁴ 36,600,000 mm⁴
Sx 60.35 in³ 989,000.00 mm³
Sy 21.30 in³ 349,000.00 mm³
Zx 70.18 in³ 1,150,000 mm³
Zy 32.53 in³ 533,000.00 mm³
rx 3.72 in 94.50 mm
ry 2.12 in 53.80 mm
J 5.02 in⁴ 2,090,000 mm⁴
Cw 1,437.42 in⁶ 386,000,000,000 mm⁶

Alternatives

Useful nearby sections

Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus UC 203×203×100.

Lighter in Universal columns

UC 305×305×97

Weight
96.9 kg/m (-3.1%)
Depth
307.9 mm (+34%)
Ix
222,000,000 mm⁴ (+96%)

Heavier in Universal columns

UC 254×254×107

Weight
107.0 kg/m (+7.0%)
Depth
266.7 mm (+16%)
Ix
175,000,000 mm⁴ (+55%)

Another Iₓ option in Universal columns

UC 254×254×73

Weight
73.1 kg/m (-27%)
Depth
254.1 mm (+11%)
Ix
114,000,000 mm⁴ (+0.9%)
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Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Methodology