Steel Beam Sizes / CISC / W-Shapes / W360×551

W360×551 Steel Beam Dimensions and Properties

CISC Wide flange · v12.1

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

Units

Section diagram

W360×551 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 370.00 lb/ft 551.00 kg/m
Depth, d 17.91 in 455.00 mm
Flange width, bf 16.46 in 418.00 mm
tw 1.654 in 42.000 mm
tf 2.661 in 67.600 mm
Area 108.66 in² 70,100.00 mm²
Ix 5,429.67 in⁴ 2,260,000,000 mm⁴
Iy 1,982.07 in⁴ 825,000,000 mm⁴
Sx 606.58 in³ 9,940,000 mm³
Sy 241.04 in³ 3,950,000 mm³
Zx 738.39 in³ 12,100,000 mm³
Zy 369.19 in³ 6,050,000 mm³
rx 7.09 in 180.00 mm
ry 4.25 in 108.00 mm
J 222.23 in⁴ 92,500,000 mm⁴
Cw 115,440.82 in⁶ 31,000,000,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus W360×551.

Lighter in W360

W360×509

Weight
509.0 kg/m (-7.6%)
Depth
446.0 mm (-2.0%)
Ix
2,050,000,000 mm⁴ (-9.3%)

Heavier in W360

W360×592

Weight
592.0 kg/m (+7.6%)
Depth
465.0 mm (+2.2%)
Ix
2,500,000,000 mm⁴ (+11%)

Closest Iₓ in W360

W360×463

Weight
463.0 kg/m (-16%)
Depth
435.0 mm (-4.4%)
Ix
1,800,000,000 mm⁴ (-20%)

Similar weight in W310

W310×500

Weight
500.0 kg/m (-9.2%)
Depth
427.0 mm (-6.2%)
Ix
1,690,000,000 mm⁴ (-25%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · Availability: Not produced in Canada. · Methodology