Steel Beam Sizes / AISC / WT Tees / WT18x197.5

WT18x197.5 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

WT18x197.5 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 197.50 lb/ft 294.00 kg/m
Depth, d 19.20 in 488.00 mm
Flange width, bf 16.80 in 427.00 mm
tw 1.220 in 31.000 mm
tf 2.200 in 55.900 mm
Area 58.10 in² 37,500.00 mm²
Ix 1,740.00 in⁴ 724,000,000 mm⁴
Iy 877.00 in⁴ 365,000,000 mm⁴
Sx 119.00 in³ 1,950,000 mm³
Sy 104.00 in³ 1,700,000 mm³
Zx 213.00 in³ 3,490,000 mm³
Zy 162.00 in³ 2,650,000 mm³
rx 5.47 in 139.00 mm
ry 3.88 in 98.60 mm
J 70.70 in⁴ 29,400,000 mm⁴
Cw 652.00 in⁶ 175,000,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus WT18x197.5.

Lighter in WT18

WT18x193.5

Weight
193.5 lb/ft (-2.0%)
Depth
19.50 in (+1.6%)
Ix
1,910.0 in⁴ (+9.8%)

Heavier in WT18

WT18x220.5

Weight
220.5 lb/ft (+12%)
Depth
19.40 in (+1.0%)
Ix
1,980.0 in⁴ (+14%)

Closest Iₓ in WT18

WT18x175

Weight
175.0 lb/ft (-11%)
Depth
19.30 in (+0.5%)
Ix
1,720.0 in⁴ (-1.1%)

Similar weight in WT20

WT20x198.5

Weight
198.5 lb/ft (+0.5%)
Depth
20.50 in (+6.8%)
Ix
2,070.0 in⁴ (+19%)
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Source: AISC Shapes Database v16.0 · Methodology