Round HSS

HSS12.000X0.625 HSS304.8X15.9

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 = 12tdes = 0.581tdes = 0.581
Cross-section, to scaledimensions in inches

Dimensions

Outside diameterD
12in
Nominal thicknesstnom
0.625in
Design thicknesstdes
0.581in

Mass and area

Mass per lengthm
76lb/ft
Cross-sectional areaA
20.9in²

Strong axis x–x

Moment of inertiaIx
341in⁴
Elastic section modulusSx
56.8in³
Plastic section modulusZx
75.9in³
Radius of gyrationrx
4.04in

Weak axis y–y

Moment of inertiaIy
341in⁴
Elastic section modulusSy
56.8in³
Plastic section modulusZy
75.9in³
Radius of gyrationry
4.04in

Torsion and stability

Torsional constantJ
681in⁴
Torsional modulusC
113in³

Slenderness ratios

Wall slendernessD/t
20.6

Equivalents in other standards