Steel Beam Sizes / Europe / HP-Shapes / HP 305×180

HP 305×180 Steel Beam Dimensions and Properties

EN Bearing piles · v2026.1

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Diagram, properties emphasis, and nearby alternatives use the selected unit system.

Units

Section diagram

HP 305×180 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 120.95 lb/ft 180.00 kg/m
Depth, d 12.86 in 326.70 mm
Flange width, bf 12.59 in 319.70 mm
tw 0.976 in 24.800 mm
tf 0.976 in 24.800 mm
Area 35.50 in² 22,900.00 mm²
Ix 985.03 in⁴ 410,000,000 mm⁴
Iy 326.74 in⁴ 136,000,000 mm⁴
Sx 153.17 in³ 2,510,000 mm³
Sy 51.69 in³ 847,000.00 mm³
Zx 176.97 in³ 2,900,000 mm³
Zy 79.94 in³ 1,310,000 mm³
rx 5.28 in 134.00 mm
ry 3.03 in 76.90 mm
J 12.25 in⁴ 5,100,000 mm⁴
Cw 11,469.60 in⁶ 3,080,000,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HP 305×180.

Lighter in Bearing piles

HP 400×176

Weight
176.0 kg/m (-2.2%)
Depth
360.0 mm (+10%)
Ix
518,000,000 mm⁴ (+26%)

Heavier in Bearing piles

HP 320×184

Weight
184.0 kg/m (+2.2%)
Depth
329.0 mm (+0.7%)
Ix
423,000,000 mm⁴ (+3.2%)

Closest Iₓ in Bearing piles

HP 400×140

Weight
140.0 kg/m (-22%)
Depth
352.0 mm (+7.7%)
Ix
403,000,000 mm⁴ (-1.7%)
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Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Eurocode 3 - UK National Annex · Methodology