Steel Beam Sizes / UK / Universal Beams / UB 1000×400×883

UB 1000×400×883 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 1000×400×883 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 593.35 lb/ft 883.00 kg/m
Depth, d 42.99 in 1,092.00 mm
Flange width, bf 16.69 in 424.00 mm
tw 1.791 in 45.500 mm
tf 3.228 in 82.000 mm
Area 174.38 in² 112,500.00 mm²
Ix 50,356.60 in⁴ 20,960,000,000 mm⁴
Iy 2,522.64 in⁴ 1,050,000,000 mm⁴
Sx 2,343.31 in³ 38,400,000 mm³
Sy 302.07 in³ 4,950,000 mm³
Zx 2,764.38 in³ 45,300,000 mm³
Zy 480.26 in³ 7,870,000 mm³
rx 17.01 in 432.00 mm
ry 3.80 in 96.60 mm
J 444.46 in⁴ 185,000,000 mm⁴
Cw 989,439.52 in⁶ 265,700,000,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus UB 1000×400×883.

Lighter in Universal beams

UB 920×420×787

Weight
787.0 kg/m (-11%)
Depth
1,011.0 mm (-7.4%)
Ix
16,460,000,000 mm⁴ (-21%)

Heavier in Universal beams

UB 920×420×970

Weight
970.0 kg/m (+9.9%)
Depth
1,043.0 mm (-4.5%)
Ix
21,000,000,000 mm⁴ (+0.2%)

Closest Iₓ in Universal beams

UB 1000×400×976

Weight
976.0 kg/m (+11%)
Depth
1,108.0 mm (+1.5%)
Ix
23,490,000,000 mm⁴ (+12%)
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Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Methodology