Round HSS

HSS13.375X0.625 HSS340.36X15.9

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 = 13.4tdes = 0.581tdes = 0.581
Cross-section, to scaledimensions in inches

Dimensions

Outside diameterD
13.4in
Nominal thicknesstnom
0.625in
Design thicknesstdes
0.581in

Mass and area

Mass per lengthm
85.19lb/ft
Cross-sectional areaA
23.4in²

Strong axis x–x

Moment of inertiaIx
479in⁴
Elastic section modulusSx
71.6in³
Plastic section modulusZx
95.2in³
Radius of gyrationrx
4.53in

Weak axis y–y

Moment of inertiaIy
479in⁴
Elastic section modulusSy
71.6in³
Plastic section modulusZy
95.2in³
Radius of gyrationry
4.53in

Torsion and stability

Torsional constantJ
958in⁴
Torsional modulusC
143in³

Slenderness ratios

Wall slendernessD/t
23

Equivalents in other standards