Steel Beam Sizes / CISC / WT Tees / WT180×338.5

WT180×338.5 Steel Beam Dimensions and Properties

CISC Structural tees · v12.1

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

Units

Section diagram

WT180×338.5 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 227.50 lb/ft 338.50 kg/m
Depth, d 9.53 in 242.00 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 66.96 in² 43,200.00 mm²
Ix 321.94 in⁴ 134,000,000 mm⁴
Iy 1,282.94 in⁴ 534,000,000 mm⁴
Sx 46.01 in³ 754,000.00 mm³
Sy 152.56 in³ 2,500,000 mm³
rx 2.20 in 55.80 mm
ry 4.37 in 111.00 mm
J 195.80 in⁴ 81,500,000 mm⁴
Cw 1,210.27 in⁶ 325,000,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus WT180×338.5.

Lighter in WT180

WT180×317

Weight
317.0 kg/m (-6.4%)
Depth
237.0 mm (-2.1%)
Ix
119,000,000 mm⁴ (-11%)

Heavier in WT180

WT180×372

Weight
372.0 kg/m (+9.9%)
Depth
249.0 mm (+2.9%)
Ix
156,000,000 mm⁴ (+16%)

Closest Iₓ in WT180

WT180×296

Weight
296.0 kg/m (-13%)
Depth
233.0 mm (-3.7%)
Ix
108,000,000 mm⁴ (-19%)

Similar weight in WT155

WT155×250

Weight
250.0 kg/m (-26%)
Depth
214.0 mm (-12%)
Ix
79,700,000 mm⁴ (-41%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · Availability: Not produced in Canada. · Methodology