Steel Beam Sizes / UK / Universal Columns / UC 356×406×677

UC 356×406×677 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 356×406×677 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 454.92 lb/ft 677.00 kg/m
Depth, d 19.02 in 483.00 mm
Flange width, bf 16.85 in 428.00 mm
tw 2.016 in 51.200 mm
tf 3.209 in 81.500 mm
Area 133.77 in² 86,300.00 mm²
Ix 7,207.53 in⁴ 3,000,000,000 mm⁴
Iy 2,570.69 in⁴ 1,070,000,000 mm⁴
Sx 756.69 in³ 12,400,000 mm³
Sy 304.51 in³ 4,990,000 mm³
Zx 939.77 in³ 15,400,000 mm³
Zy 468.66 in³ 7,680,000 mm³
rx 7.32 in 186.00 mm
ry 4.37 in 111.00 mm
J 394.01 in⁴ 164,000,000 mm⁴
Cw 159,755.20 in⁶ 42,900,000,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus UC 356×406×677.

Lighter in Universal columns

UC 356×406×634

Weight
634.0 kg/m (-6.4%)
Depth
474.6 mm (-1.7%)
Ix
2,750,000,000 mm⁴ (-8.3%)

Heavier in Universal columns

UC 356×406×744

Weight
744.0 kg/m (+9.9%)
Depth
498.0 mm (+3.1%)
Ix
3,420,000,000 mm⁴ (+14%)

Closest Iₓ in Universal columns

UC 356×406×592

Weight
592.0 kg/m (-13%)
Depth
465.0 mm (-3.7%)
Ix
2,500,000,000 mm⁴ (-17%)
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Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Methodology