Steel Beam Sizes / AISC / WT Tees / WT18x143

WT18x143 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

WT18x143 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 143.00 lb/ft 213.00 kg/m
Depth, d 18.90 in 480.00 mm
Flange width, bf 12.30 in 312.00 mm
tw 1.060 in 26.900 mm
tf 1.930 in 49.000 mm
Area 42.00 in² 27,100.00 mm²
Ix 1,360.00 in⁴ 566,000,000 mm⁴
Iy 301.00 in⁴ 125,000,000 mm⁴
Sx 98.00 in³ 1,610,000 mm³
Sy 48.90 in³ 801,000.00 mm³
Zx 175.00 in³ 2,870,000 mm³
Zy 77.80 in³ 1,270,000 mm³
rx 5.69 in 145.00 mm
ry 2.68 in 68.10 mm
J 36.20 in⁴ 15,100,000 mm⁴
Cw 284.00 in⁶ 76,300,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus WT18x143.

Lighter in WT18

WT18x141

Weight
141.0 lb/ft (-1.4%)
Depth
18.60 in (-1.6%)
Ix
1,190.0 in⁴ (-13%)

Heavier in WT18

WT18x151

Weight
151.0 lb/ft (+5.6%)
Depth
18.70 in (-1.1%)
Ix
1,280.0 in⁴ (-5.9%)

Closest Iₓ in WT18

WT18x165

Weight
165.0 lb/ft (+15%)
Depth
18.80 in (-0.5%)
Ix
1,410.0 in⁴ (+3.7%)

Similar weight in WT16

WT16.5x145.5

Weight
145.5 lb/ft (+1.7%)
Depth
17.40 in (-7.9%)
Ix
1,060.0 in⁴ (-22%)
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Source: AISC Shapes Database v16.0 · Methodology