Steel Beam Sizes / UK / Universal Columns / UC 356×406×509

UC 356×406×509 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 356×406×509 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 342.03 lb/ft 509.00 kg/m
Depth, d 17.56 in 446.00 mm
Flange width, bf 16.38 in 416.00 mm
tw 1.539 in 39.100 mm
tf 2.469 in 62.700 mm
Area 100.60 in² 64,900.00 mm²
Ix 4,901.12 in⁴ 2,040,000,000 mm⁴
Iy 1,811.49 in⁴ 754,000,000 mm⁴
Sx 559.59 in³ 9,170,000 mm³
Sy 220.91 in³ 3,620,000 mm³
Zx 671.26 in³ 11,000,000 mm³
Zy 338.68 in³ 5,550,000 mm³
rx 7.01 in 178.00 mm
ry 4.25 in 108.00 mm
J 177.55 in⁴ 73,900,000 mm⁴
Cw 102,779.57 in⁶ 27,600,000,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus UC 356×406×509.

Lighter in Universal columns

UC 356×406×467

Weight
467.0 kg/m (-8.3%)
Depth
436.6 mm (-2.1%)
Ix
1,830,000,000 mm⁴ (-10%)

Heavier in Universal columns

UC 356×406×551

Weight
551.0 kg/m (+8.3%)
Depth
455.6 mm (+2.2%)
Ix
2,270,000,000 mm⁴ (+11%)

Closest Iₓ in Universal columns

UC 356×406×592

Weight
592.0 kg/m (+16%)
Depth
465.0 mm (+4.3%)
Ix
2,500,000,000 mm⁴ (+23%)
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Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Methodology