Steel Beam Sizes / AISC / WT Tees / WT15x178.5

WT15x178.5 Steel Beam Dimensions and Properties

AISC Structural tees · v16.0

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

Units

Section diagram

WT15x178.5 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 178.50 lb/ft 266.00 kg/m
Depth, d 16.40 in 417.00 mm
Flange width, bf 15.50 in 394.00 mm
tw 1.240 in 31.500 mm
tf 2.240 in 56.900 mm
Area 52.50 in² 33,900.00 mm²
Ix 1,090.00 in⁴ 454,000,000 mm⁴
Iy 693.00 in⁴ 288,000,000 mm⁴
Sx 87.20 in³ 1,430,000 mm³
Sy 89.60 in³ 1,470,000 mm³
Zx 159.00 in³ 2,610,000 mm³
Zy 140.00 in³ 2,290,000 mm³
rx 4.56 in 116.00 mm
ry 3.64 in 92.50 mm
J 66.60 in⁴ 27,700,000 mm⁴
Cw 478.00 in⁶ 128,000,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus WT15x178.5.

Lighter in WT15

WT15x163

Weight
163.0 lb/ft (-8.7%)
Depth
16.20 in (-1.2%)
Ix
981.0 in⁴ (-10%)

Heavier in WT15

WT15x195.5

Weight
195.5 lb/ft (+9.5%)
Depth
16.60 in (+1.2%)
Ix
1,220.0 in⁴ (+12%)

Closest Iₓ in WT15

WT15x146

Weight
146.0 lb/ft (-18%)
Depth
16.00 in (-2.4%)
Ix
861.0 in⁴ (-21%)

Similar weight in WT16

WT16.5x177

Weight
177.0 lb/ft (-0.8%)
Depth
17.80 in (+8.5%)
Ix
1,320.0 in⁴ (+21%)
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Source: AISC Shapes Database v16.0 · Methodology