Steel Beam Sizes / AISC / WT Tees / WT2.5x8

WT2.5x8 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

WT2.5x8 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 8.00 lb/ft 11.90 kg/m
Depth, d 2.51 in 63.80 mm
Flange width, bf 5.00 in 127.00 mm
tw 0.240 in 6.100 mm
tf 0.360 in 9.140 mm
Area 2.35 in² 1,520.00 mm²
Ix 0.85 in⁴ 352,000.00 mm⁴
Iy 3.75 in⁴ 1,560,000 mm⁴
Sx 0.41 in³ 6,770.00 mm³
Sy 1.50 in³ 24,600.00 mm³
Zx 0.80 in³ 13,100.00 mm³
Zy 2.28 in³ 37,400.00 mm³
rx 0.60 in 15.20 mm
ry 1.26 in 32.00 mm
J 0.10 in⁴ 39,900.00 mm⁴
Cw 0.05 in⁶ 12,200,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus WT2.5x8.

Lighter in WT2

WT2x6.5

Weight
6.5 lb/ft (-19%)
Depth
2.08 in (-17%)
Ix
0.5 in⁴ (-38%)

Heavier in WT2

WT2.5x9.5

Weight
9.5 lb/ft (+19%)
Depth
2.58 in (+2.8%)
Ix
1.0 in⁴ (+20%)

Closest Iₓ in WT2

WT20x74.5

Weight
74.5 lb/ft (+831%)
Depth
19.10 in (+661%)
Ix
815.0 in⁴ (+96,350%)

Similar weight in WT3

WT3x8

Weight
8.0 lb/ft (0.0%)
Depth
3.14 in (+25%)
Ix
1.7 in⁴ (+100%)
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Source: AISC Shapes Database v16.0 · Methodology