Round HSS

HSS16.000X0.312 HSS406.4X7.9

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 = 16tdes = 0.291tdes = 0.291
Cross-section, to scaledimensions in inches

Dimensions

Outside diameterD
16in
Nominal thicknesstnom
0.312in
Design thicknesstdes
0.291in

Mass and area

Mass per lengthm
52.32lb/ft
Cross-sectional areaA
14.4in²

Strong axis x–x

Moment of inertiaIx
443in⁴
Elastic section modulusSx
55.4in³
Plastic section modulusZx
71.8in³
Radius of gyrationrx
5.55in

Weak axis y–y

Moment of inertiaIy
443in⁴
Elastic section modulusSy
55.4in³
Plastic section modulusZy
71.8in³
Radius of gyrationry
5.55in

Torsion and stability

Torsional constantJ
886in⁴
Torsional modulusC
111in³

Slenderness ratios

Wall slendernessD/t
55

Equivalents in other standards