Round HSS

HSS5.500X0.500 HSS139.7X12.7

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 = 5.5tdes = 0.465tdes = 0.465
Cross-section, to scaledimensions in inches

Dimensions

Outside diameterD
5.5in
Nominal thicknesstnom
0.5in
Design thicknesstdes
0.465in

Mass and area

Mass per lengthm
26.73lb/ft
Cross-sectional areaA
7.36in²

Strong axis x–x

Moment of inertiaIx
23.5in⁴
Elastic section modulusSx
8.55in³
Plastic section modulusZx
11.8in³
Radius of gyrationrx
1.79in

Weak axis y–y

Moment of inertiaIy
23.5in⁴
Elastic section modulusSy
8.55in³
Plastic section modulusZy
11.8in³
Radius of gyrationry
1.79in

Torsion and stability

Torsional constantJ
47in⁴
Torsional modulusC
17.1in³

Slenderness ratios

Wall slendernessD/t
11.8

Equivalents in other standards