Steel Beam Sizes / CISC / WT Tees / WT420×164.5

WT420×164.5 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

WT420×164.5 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 110.50 lb/ft 164.50 kg/m
Depth, d 16.97 in 431.00 mm
Flange width, bf 15.79 in 401.00 mm
tw 0.776 in 19.700 mm
tf 1.276 in 32.400 mm
Area 32.55 in² 21,000.00 mm²
Ix 800.04 in⁴ 333,000,000 mm⁴
Iy 418.04 in⁴ 174,000,000 mm⁴
Sx 60.84 in³ 997,000.00 mm³
Sy 53.09 in³ 870,000.00 mm³
rx 4.96 in 126.00 mm
ry 3.59 in 91.10 mm
J 13.89 in⁴ 5,780,000 mm⁴
Cw 113.21 in⁶ 30,400,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus WT420×164.5.

Lighter in WT420

WT420×149.5

Weight
149.5 kg/m (-9.0%)
Depth
428.0 mm (-0.7%)
Ix
303,000,000 mm⁴ (-9.0%)

Heavier in WT420

WT420×179.5

Weight
179.5 kg/m (+9.0%)
Depth
434.0 mm (+0.7%)
Ix
363,000,000 mm⁴ (+9.0%)

Closest Iₓ in WT420

WT420×113

Weight
113.0 kg/m (-31%)
Depth
426.0 mm (-1.2%)
Ix
247,000,000 mm⁴ (-26%)

Similar weight in WT460

WT460×172

Weight
172.0 kg/m (+4.5%)
Depth
464.0 mm (+7.7%)
Ix
408,000,000 mm⁴ (+23%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · Availability: Not produced in Canada. · Methodology