Steel Beam Sizes / AISC / WT Tees / WT13.5x129

WT13.5x129 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

WT13.5x129 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 129.00 lb/ft 192.00 kg/m
Depth, d 14.50 in 368.00 mm
Flange width, bf 14.30 in 363.00 mm
tw 0.980 in 24.900 mm
tf 1.770 in 45.000 mm
Area 38.10 in² 24,600.00 mm²
Ix 613.00 in⁴ 255,000,000 mm⁴
Iy 430.00 in⁴ 179,000,000 mm⁴
Sx 54.70 in³ 896,000.00 mm³
Sy 60.20 in³ 987,000.00 mm³
Zx 98.90 in³ 1,620,000 mm³
Zy 93.30 in³ 1,530,000 mm³
rx 4.02 in 102.00 mm
ry 3.36 in 85.30 mm
J 30.70 in⁴ 12,800,000 mm⁴
Cw 178.00 in⁶ 47,800,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus WT13.5x129.

Lighter in WT13

WT13.5x117.5

Weight
117.5 lb/ft (-8.9%)
Depth
14.30 in (-1.4%)
Ix
556.0 in⁴ (-9.3%)

Heavier in WT13

WT13.5x140.5

Weight
140.5 lb/ft (+8.9%)
Depth
14.60 in (+0.7%)
Ix
677.0 in⁴ (+10%)

Closest Iₓ in WT13

WT13.5x108.5

Weight
108.5 lb/ft (-16%)
Depth
14.20 in (-2.1%)
Ix
502.0 in⁴ (-18%)

Similar weight in WT15

WT15x130.5

Weight
130.5 lb/ft (+1.2%)
Depth
15.80 in (+9.0%)
Ix
765.0 in⁴ (+25%)
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Source: AISC Shapes Database v16.0 · Methodology