Steel Beam Sizes / AISC / WT Tees / WT20x296.5

WT20x296.5 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

WT20x296.5 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 296.50 lb/ft 442.00 kg/m
Depth, d 21.50 in 546.00 mm
Flange width, bf 16.70 in 424.00 mm
tw 1.790 in 45.500 mm
tf 3.230 in 82.000 mm
Area 87.20 in² 56,300.00 mm²
Ix 3,310.00 in⁴ 1,380,000,000 mm⁴
Iy 1,260.00 in⁴ 524,000,000 mm⁴
Sx 209.00 in³ 3,420,000 mm³
Sy 151.00 in³ 2,470,000 mm³
Zx 379.00 in³ 6,210,000 mm³
Zy 240.00 in³ 3,930,000 mm³
rx 6.16 in 156.00 mm
ry 3.80 in 96.50 mm
J 221.00 in⁴ 92,000,000 mm⁴
Cw 2,340.00 in⁶ 628,000,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus WT20x296.5.

Lighter in WT20

WT20x251.5

Weight
251.5 lb/ft (-15%)
Depth
21.00 in (-2.3%)
Ix
2,730.0 in⁴ (-18%)

Heavier in WT20

WT20x327.5

Weight
327.5 lb/ft (+10%)
Depth
21.80 in (+1.4%)
Ix
3,730.0 in⁴ (+13%)

Closest Iₓ in WT20

WT20x215.5

Weight
215.5 lb/ft (-27%)
Depth
20.60 in (-4.2%)
Ix
2,290.0 in⁴ (-31%)

Similar weight in WT18

WT18x326

Weight
326.0 lb/ft (+9.9%)
Depth
20.50 in (-4.7%)
Ix
3,160.0 in⁴ (-4.5%)
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Source: AISC Shapes Database v16.0 · Methodology