Steel Beam Sizes / AISC / WT Tees / WT18x116

WT18x116 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

WT18x116 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 116.00 lb/ft 173.00 kg/m
Depth, d 18.60 in 472.00 mm
Flange width, bf 12.10 in 307.00 mm
tw 0.870 in 22.100 mm
tf 1.570 in 39.900 mm
Area 34.00 in² 21,900.00 mm²
Ix 1,080.00 in⁴ 450,000,000 mm⁴
Iy 234.00 in⁴ 97,400,000 mm⁴
Sx 78.50 in³ 1,290,000 mm³
Sy 38.60 in³ 633,000.00 mm³
Zx 140.00 in³ 2,290,000 mm³
Zy 60.90 in³ 998,000.00 mm³
rx 5.63 in 143.00 mm
ry 2.62 in 66.50 mm
J 19.70 in⁴ 8,200,000 mm⁴
Cw 151.00 in⁶ 40,500,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus WT18x116.

Lighter in WT18

WT18x115.5

Weight
115.5 lb/ft (-0.4%)
Depth
18.20 in (-2.2%)
Ix
978.0 in⁴ (-9.4%)

Heavier in WT18

WT18x123.5

Weight
123.5 lb/ft (+6.5%)
Depth
18.30 in (-1.6%)
Ix
1,040.0 in⁴ (-3.7%)

Closest Iₓ in WT18

WT18x131

Weight
131.0 lb/ft (+13%)
Depth
18.40 in (-1.1%)
Ix
1,110.0 in⁴ (+2.8%)

Similar weight in WT20

WT20x117.5

Weight
117.5 lb/ft (+1.3%)
Depth
19.80 in (+6.5%)
Ix
1,260.0 in⁴ (+17%)
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Source: AISC Shapes Database v16.0 · Methodology