Steel Beam Sizes / AISC / HSS Round / HSS 13.375x0.375

HSS 13.375x0.375 Steel Beam Dimensions and Properties

AISC Round HSS · v16.0

Analyze in Beam Calculator Back to HSS Round

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

Units

Section diagram

HSS 13.375x0.375 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 52.11 lb/ft 77.50 kg/m
OD 13.400 in 340.000 mm
Nominal tw 0.375 in 9.530 mm
Design tw 0.349 in 8.860 mm
Area 14.30 in² 9,230.00 mm²
Ix 303.00 in⁴ 126,000,000 mm⁴
Iy 303.00 in⁴ 126,000,000 mm⁴
Sx 45.30 in³ 742,000.00 mm³
Sy 45.30 in³ 742,000.00 mm³
Zx 59.20 in³ 970,000.00 mm³
Zy 59.20 in³ 970,000.00 mm³
rx 4.61 in 117.00 mm
ry 4.61 in 117.00 mm
J 606.00 in⁴ 252,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 13.375x0.375.

Lighter in Round HSS

HSS 10.000x0.500

Weight
50.8 lb/ft (-2.6%)
Depth
— in
Ix
159.0 in⁴ (-48%)

Heavier in Round HSS

HSS 16.000x0.312

Weight
52.3 lb/ft (+0.4%)
Depth
— in
Ix
443.0 in⁴ (+46%)

Closest Iₓ in Round HSS

HSS 14.000x0.312

Weight
45.7 lb/ft (-12%)
Depth
— in
Ix
295.0 in⁴ (-2.6%)
Analyze in Beam Calculator Compare in HSS Round finder

Source: AISC Shapes Database v16.0 · Methodology