Steel Beam Sizes / CISC / WT Tees / WT420×149.5

WT420×149.5 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

WT420×149.5 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 100.50 lb/ft 149.50 kg/m
Depth, d 16.85 in 428.00 mm
Flange width, bf 15.75 in 400.00 mm
tw 0.717 in 18.200 mm
tf 1.150 in 29.200 mm
Area 29.61 in² 19,100.00 mm²
Ix 727.96 in⁴ 303,000,000 mm⁴
Iy 374.79 in⁴ 156,000,000 mm⁴
Sx 55.65 in³ 912,000.00 mm³
Sy 47.60 in³ 780,000.00 mm³
rx 4.96 in 126.00 mm
ry 3.56 in 90.30 mm
J 10.38 in⁴ 4,320,000 mm⁴
Cw 85.28 in⁶ 22,900,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus WT420×149.5.

Lighter in WT420

WT420×113

Weight
113.0 kg/m (-24%)
Depth
426.0 mm (-0.5%)
Ix
247,000,000 mm⁴ (-18%)

Heavier in WT420

WT420×164.5

Weight
164.5 kg/m (+10.0%)
Depth
431.0 mm (+0.7%)
Ix
333,000,000 mm⁴ (+9.9%)

Closest Iₓ in WT420

WT420×179.5

Weight
179.5 kg/m (+20%)
Depth
434.0 mm (+1.4%)
Ix
363,000,000 mm⁴ (+20%)

Similar weight in WT460

WT460×144.5

Weight
144.5 kg/m (-3.5%)
Depth
464.0 mm (+8.4%)
Ix
376,000,000 mm⁴ (+24%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · Availability: Not produced in Canada. · Methodology