HSS14x3/8 (HSS14x.375) – HSS Shapes - Round

HSS14x3/8 is a 14 in (356 mm) diameter round hollow section with a 3/8 in (10 mm) nominal wall, weighing 54.62 lb/ft (81.3 kg/m).

Round HSS are closed, circular tube sections, sharing the torsional and biaxial strength advantages of rectangular HSS but in a circular profile that's often preferred where appearance matters — exposed columns, canopy supports, and architectural framing — as well as more utilitarian uses like handrail posts and bollards. The circular shape distributes compressive and torsional loads evenly in every direction, making round HSS a strong, materially efficient choice wherever a round column or post is wanted rather than a square or rectangular one.

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Dimensions

PropertyValue
Nominal Weight (lb/ft)54.62
Outside Diameter (in)14.0
Nominal Thickness (in)0.375

Full sortable table: Dimensions table for this family

Section Properties

PropertyValue
Ix (in⁴)349
Zx (in³)65.1
Sx (in³)49.8
rx (in)4.83
Iy (in⁴)349
Zy (in³)65.1
Sy (in³)49.8
ry (in)4.83
J (in⁴)698
C (in³)100

Full sortable table: Section properties table for this family