Steel Beam Sizes / CISC / WT Tees / WT155×30

WT155×30 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

WT155×30 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 20.00 lb/ft 30.00 kg/m
Depth, d 5.98 in 152.00 mm
Flange width, bf 7.99 in 203.00 mm
tw 0.295 in 7.500 mm
tf 0.516 in 13.100 mm
Area 5.84 in² 3,770.00 mm²
Ix 14.54 in⁴ 6,050,000 mm⁴
Iy 21.96 in⁴ 9,140,000 mm⁴
Sx 2.97 in³ 48,700.00 mm³
Sy 5.50 in³ 90,100.00 mm³
rx 1.57 in 40.00 mm
ry 1.94 in 49.20 mm
J 0.45 in⁴ 189,000.00 mm⁴
Cw 0.62 in⁶ 167,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus WT155×30.

Lighter in WT155

WT155×26

Weight
26.0 kg/m (-13%)
Depth
159.0 mm (+4.6%)
Ix
6,660,000 mm⁴ (+10%)

Heavier in WT155

WT155×33.5

Weight
33.5 kg/m (+13%)
Depth
153.0 mm (+0.7%)
Ix
6,880,000 mm⁴ (+14%)

Closest Iₓ in WT155

WT155×22.5

Weight
22.5 kg/m (-25%)
Depth
157.0 mm (+3.3%)
Ix
5,640,000 mm⁴ (-6.8%)

Similar weight in WT125

WT125×29

Weight
29.0 kg/m (-2.5%)
Depth
126.0 mm (-17%)
Ix
3,680,000 mm⁴ (-39%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · Availability: Imported; readily available in Canada. · Methodology