Steel Beam Sizes / UK / Universal Beams / UB 1000×400×483

UB 1000×400×483 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 1000×400×483 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 324.56 lb/ft 483.00 kg/m
Depth, d 40.16 in 1,020.00 mm
Flange width, bf 15.91 in 404.00 mm
tw 1.000 in 25.400 mm
tf 1.811 in 46.000 mm
Area 95.33 in² 61,500.00 mm²
Ix 25,634.78 in⁴ 10,670,000,000 mm⁴
Iy 1,218.07 in⁴ 507,000,000 mm⁴
Sx 1,275.40 in³ 20,900,000 mm³
Sy 153.17 in³ 2,510,000 mm³
Zx 1,458.47 in³ 23,900,000 mm³
Zy 239.21 in³ 3,920,000 mm³
rx 16.42 in 417.00 mm
ry 3.57 in 90.80 mm
J 79.52 in⁴ 33,100,000 mm⁴
Cw 446,495.29 in⁶ 119,900,000,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus UB 1000×400×483.

Lighter in Universal beams

UB 914×305×474

Weight
474.0 kg/m (-1.9%)
Depth
971.0 mm (-4.8%)
Ix
8,860,000,000 mm⁴ (-17%)

Heavier in Universal beams

UB 920×420×491

Weight
491.0 kg/m (+1.7%)
Depth
957.0 mm (-6.2%)
Ix
9,660,000,000 mm⁴ (-9.5%)

Closest Iₓ in Universal beams

UB 920×420×537

Weight
537.0 kg/m (+11%)
Depth
965.0 mm (-5.4%)
Ix
10,660,000,000 mm⁴ (-0.1%)
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Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Methodology