Round HSS

HSS11.750X0.625 HSS299.72X15.9

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 = 11.8tdes = 0.581tdes = 0.581
Cross-section, to scaledimensions in inches

Dimensions

Outside diameterD
11.8in
Nominal thicknesstnom
0.625in
Design thicknesstdes
0.581in

Mass and area

Mass per lengthm
74.33lb/ft
Cross-sectional areaA
20.4in²

Strong axis x–x

Moment of inertiaIx
319in⁴
Elastic section modulusSx
54.3in³
Plastic section modulusZx
72.6in³
Radius of gyrationrx
3.95in

Weak axis y–y

Moment of inertiaIy
319in⁴
Elastic section modulusSy
54.3in³
Plastic section modulusZy
72.6in³
Radius of gyrationry
3.95in

Torsion and stability

Torsional constantJ
638in⁴
Torsional modulusC
108in³

Slenderness ratios

Wall slendernessD/t
20.2

Equivalents in other standards