Round HSS

HSS3.500X0.313 HSS88.9X8

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 = 3.5tdes = 0.291tdes = 0.291
Cross-section, to scaledimensions in inches

Dimensions

Outside diameterD
3.5in
Nominal thicknesstnom
0.313in
Design thicknesstdes
0.291in

Mass and area

Mass per lengthm
10.66lb/ft
Cross-sectional areaA
2.93in²

Strong axis x–x

Moment of inertiaIx
3.81in⁴
Elastic section modulusSx
2.18in³
Plastic section modulusZx
3in³
Radius of gyrationrx
1.14in

Weak axis y–y

Moment of inertiaIy
3.81in⁴
Elastic section modulusSy
2.18in³
Plastic section modulusZy
3in³
Radius of gyrationry
1.14in

Torsion and stability

Torsional constantJ
7.61in⁴
Torsional modulusC
4.35in³

Slenderness ratios

Wall slendernessD/t
12

Equivalents in other standards