Steel Beam Sizes / AISC / HSS Round / HSS 13.375x0.250

HSS 13.375x0.250 Steel Beam Dimensions and Properties

AISC Round HSS · v16.0

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

Units

Section diagram

HSS 13.375x0.250 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 35.08 lb/ft 52.20 kg/m
OD 13.400 in 340.000 mm
Nominal tw 0.250 in 6.350 mm
Design tw 0.233 in 5.920 mm
Area 9.60 in² 6,190.00 mm²
Ix 207.00 in⁴ 86,200,000 mm⁴
Iy 207.00 in⁴ 86,200,000 mm⁴
Sx 31.00 in³ 508,000.00 mm³
Sy 31.00 in³ 508,000.00 mm³
Zx 40.20 in³ 659,000.00 mm³
Zy 40.20 in³ 659,000.00 mm³
rx 4.65 in 118.00 mm
ry 4.65 in 118.00 mm
J 415.00 in⁴ 173,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 13.375x0.250.

Lighter in Round HSS

HSS 10.750x0.313

Weight
34.9 lb/ft (-0.6%)
Depth
— in
Ix
131.0 in⁴ (-37%)

Heavier in Round HSS

HSS 14.000x0.250

Weight
36.8 lb/ft (+4.8%)
Depth
— in
Ix
239.0 in⁴ (+15%)

Closest Iₓ in Round HSS

HSS 11.750x0.375

Weight
45.6 lb/ft (+30%)
Depth
— in
Ix
203.0 in⁴ (-1.9%)
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Source: AISC Shapes Database v16.0 · Methodology