Steel Beam Sizes / Australia / Universal Beams / 310 UB 46

310 UB 46 Steel Beam Dimensions and Properties

ASNZS Universal beams · v2019.11

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

Units

Section diagram

310 UB 46 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 30.91 lb/ft 46.00 kg/m
Depth, d 12.09 in 307.10 mm
Flange width, bf 6.52 in 165.70 mm
tw 0.265 in 6.730 mm
tf 0.465 in 11.800 mm
Area 9.13 in² 5,890.00 mm²
Ix 239.05 in⁴ 99,500,000 mm⁴
Iy 21.55 in⁴ 8,970,000 mm⁴
Sx 39.54 in³ 647,997.39 mm³
Sy 6.61 in³ 108,267.95 mm³
Zx 44.12 in³ 723,000.00 mm³
Zy 10.13 in³ 166,000.00 mm³
rx 5.12 in 129.97 mm
ry 1.54 in 39.02 mm
J 0.54 in⁴ 223,000.00 mm⁴
Cw 729.88 in⁶ 196,000,006,144 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 310 UB 46.

Lighter in Universal beams

360 UB 45

Weight
45.0 kg/m (-2.2%)
Depth
352.0 mm (+15%)
Ix
121,000,000 mm⁴ (+22%)

Heavier in Universal beams

360 UB 51

Weight
51.0 kg/m (+11%)
Depth
355.6 mm (+16%)
Ix
142,000,000 mm⁴ (+43%)

Closest Iₓ in Universal beams

310 UB 40

Weight
40.0 kg/m (-13%)
Depth
303.8 mm (-1.1%)
Ix
85,200,000 mm⁴ (-14%)
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Source: Australian-Sections.xlsx (Sheets 1-19) · v2019.11 · Methodology