Round HSS

HSS12.000X0.500 HSS304.8X12.7

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 = 0.465tdes = 0.465
Cross-section, to scaledimensions in inches

Dimensions

Outside diameterD
12in
Nominal thicknesstnom
0.5in
Design thicknesstdes
0.465in

Mass and area

Mass per lengthm
61.47lb/ft
Cross-sectional areaA
16.9in²

Strong axis x–x

Moment of inertiaIx
281in⁴
Elastic section modulusSx
46.8in³
Plastic section modulusZx
61.9in³
Radius of gyrationrx
4.08in

Weak axis y–y

Moment of inertiaIy
281in⁴
Elastic section modulusSy
46.8in³
Plastic section modulusZy
61.9in³
Radius of gyrationry
4.08in

Torsion and stability

Torsional constantJ
561in⁴
Torsional modulusC
93.3in³

Slenderness ratios

Wall slendernessD/t
25.8

Equivalents in other standards