Steel Beam Sizes / CISC / WT Tees / WT155×171

WT155×171 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

WT155×171 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 115.00 lb/ft 171.00 kg/m
Depth, d 7.52 in 191.00 mm
Flange width, bf 12.91 in 328.00 mm
tw 1.283 in 32.600 mm
tf 2.071 in 52.600 mm
Area 33.95 in² 21,900.00 mm²
Ix 105.23 in⁴ 43,800,000 mm⁴
Iy 372.39 in⁴ 155,000,000 mm⁴
Sx 18.43 in³ 302,000.00 mm³
Sy 57.73 in³ 946,000.00 mm³
rx 1.76 in 44.80 mm
ry 3.31 in 84.20 mm
J 41.56 in⁴ 17,300,000 mm⁴
Cw 148.96 in⁶ 40,000,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus WT155×171.

Lighter in WT155

WT155×156.5

Weight
156.5 kg/m (-8.7%)
Depth
187.0 mm (-2.1%)
Ix
38,500,000 mm⁴ (-12%)

Heavier in WT155

WT155×187.5

Weight
187.5 kg/m (+9.6%)
Depth
196.0 mm (+2.6%)
Ix
50,500,000 mm⁴ (+15%)

Closest Iₓ in WT155

WT155×141.5

Weight
141.5 kg/m (-17%)
Depth
183.0 mm (-4.2%)
Ix
33,100,000 mm⁴ (-24%)

Similar weight in WT180

WT180×173.5

Weight
173.5 kg/m (+1.3%)
Depth
204.0 mm (+6.8%)
Ix
48,500,000 mm⁴ (+11%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · Availability: Not produced in Canada. · Methodology