Steel Beam Sizes / AISC / WT Tees / WT12x58.5

WT12x58.5 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

WT12x58.5 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 58.50 lb/ft 87.00 kg/m
Depth, d 12.10 in 307.00 mm
Flange width, bf 12.80 in 325.00 mm
tw 0.550 in 14.000 mm
tf 0.850 in 21.600 mm
Area 17.20 in² 11,100.00 mm²
Ix 212.00 in⁴ 88,200,000 mm⁴
Iy 149.00 in⁴ 62,000,000 mm⁴
Sx 22.30 in³ 365,000.00 mm³
Sy 23.20 in³ 380,000.00 mm³
Zx 39.20 in³ 642,000.00 mm³
Zy 35.70 in³ 585,000.00 mm³
rx 3.51 in 89.20 mm
ry 2.94 in 74.70 mm
J 3.35 in⁴ 1,390,000 mm⁴
Cw 16.40 in⁶ 4,400,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus WT12x58.5.

Lighter in WT12

WT12x52

Weight
52.0 lb/ft (-11%)
Depth
12.00 in (-0.8%)
Ix
189.0 in⁴ (-11%)

Heavier in WT12

WT12x65.5

Weight
65.5 lb/ft (+12%)
Depth
12.20 in (+0.8%)
Ix
238.0 in⁴ (+12%)

Closest Iₓ in WT12

WT12x51.5

Weight
51.5 lb/ft (-12%)
Depth
12.30 in (+1.7%)
Ix
204.0 in⁴ (-3.8%)

Similar weight in WT13

WT13.5x57

Weight
57.0 lb/ft (-2.6%)
Depth
13.60 in (+12%)
Ix
289.0 in⁴ (+36%)
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Source: AISC Shapes Database v16.0 · Methodology