Steel Beam Sizes / UK / Universal Beams / UB 920×420×1377

UB 920×420×1377 Steel Beam Dimensions and Properties

UK Universal beams · v2023.11

Analyze in Beam Calculator Back to Universal Beams

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

Units

Section diagram

UB 920×420×1377 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 925.30 lb/ft 1,377.00 kg/m
Depth, d 43.03 in 1,093.00 mm
Flange width, bf 18.62 in 473.00 mm
tw 3.020 in 76.700 mm
tf 4.531 in 115.100 mm
Area 271.87 in² 175,400.00 mm²
Ix 72,892.14 in⁴ 30,340,000,000 mm⁴
Iy 4,949.17 in⁴ 2,060,000,000 mm⁴
Sx 3,386.82 in³ 55,500,000 mm³
Sy 532.13 in³ 8,720,000 mm³
Zx 4,131.31 in³ 67,700,000 mm³
Zy 866.54 in³ 14,200,000 mm³
rx 16.38 in 416.00 mm
ry 4.29 in 109.00 mm
J 1,431.90 in⁴ 596,000,000 mm⁴
Cw 1,808,696.94 in⁶ 485,700,000,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus UB 920×420×1377.

Lighter in Universal beams

UB 920×420×1269

Weight
1,269.0 kg/m (-7.8%)
Depth
1,093.0 mm (0.0%)
Ix
29,000,000,000 mm⁴ (-4.4%)

Closest Iₓ in Universal beams

UB 920×420×1194

Weight
1,194.0 kg/m (-13%)
Depth
1,081.0 mm (-1.1%)
Ix
26,940,000,000 mm⁴ (-11%)
Analyze in Beam Calculator Compare in Universal Beams finder

Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Methodology