Steel Beam Sizes / AISC / WT Tees / WT12x73

WT12x73 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

WT12x73 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 73.00 lb/ft 109.00 kg/m
Depth, d 12.40 in 315.00 mm
Flange width, bf 12.90 in 328.00 mm
tw 0.650 in 16.500 mm
tf 1.090 in 27.700 mm
Area 21.50 in² 13,900.00 mm²
Ix 264.00 in⁴ 110,000,000 mm⁴
Iy 195.00 in⁴ 81,200,000 mm⁴
Sx 27.20 in³ 446,000.00 mm³
Sy 30.30 in³ 497,000.00 mm³
Zx 48.20 in³ 790,000.00 mm³
Zy 46.60 in³ 764,000.00 mm³
rx 3.50 in 88.90 mm
ry 3.01 in 76.50 mm
J 6.70 in⁴ 2,790,000 mm⁴
Cw 31.90 in⁶ 8,570,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus WT12x73.

Lighter in WT12

WT12x65.5

Weight
65.5 lb/ft (-10%)
Depth
12.20 in (-1.6%)
Ix
238.0 in⁴ (-9.8%)

Heavier in WT12

WT12x81

Weight
81.0 lb/ft (+11%)
Depth
12.50 in (+0.8%)
Ix
293.0 in⁴ (+11%)

Closest Iₓ in WT12

WT12x58.5

Weight
58.5 lb/ft (-20%)
Depth
12.10 in (-2.4%)
Ix
212.0 in⁴ (-20%)

Similar weight in WT13

WT13.5x73

Weight
73.0 lb/ft (0.0%)
Depth
13.70 in (+10%)
Ix
336.0 in⁴ (+27%)
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Source: AISC Shapes Database v16.0 · Methodology