Round HSS

HSS10.750X0.375 HSS273.1X9.5

Standard: AISC Shapes Database v16.0Source: AISC (aisc.org) — Shapes Database v16.0 (Excel file)
Values published by AISC, in US customary (original) and SI units.
xyD = 10.8tdes = 0.349tdes = 0.349
Cross-section, to scaledimensions in inches

Dimensions

Outside diameterD
10.8in
Nominal thicknesstnom
0.375in
Design thicknesstdes
0.349in

Mass and area

Mass per lengthm
41.59lb/ft
Cross-sectional areaA
11.4in²

Strong axis x–x

Moment of inertiaIx
154in⁴
Elastic section modulusSx
28.7in³
Plastic section modulusZx
37.8in³
Radius of gyrationrx
3.68in

Weak axis y–y

Moment of inertiaIy
154in⁴
Elastic section modulusSy
28.7in³
Plastic section modulusZy
37.8in³
Radius of gyrationry
3.68in

Torsion and stability

Torsional constantJ
309in⁴
Torsional modulusC
57.4in³

Slenderness ratios

Wall slendernessD/t
30.8

Equivalents in other standards