Round HSS

HSS2.500X0.125 HSS63.5X3.2

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 = 2.5tdes = 0.116tdes = 0.116
Cross-section, to scaledimensions in inches

Dimensions

Outside diameterD
2.5in
Nominal thicknesstnom
0.125in
Design thicknesstdes
0.116in

Mass and area

Mass per lengthm
3.17lb/ft
Cross-sectional areaA
0.869in²

Strong axis x–x

Moment of inertiaIx
0.619in⁴
Elastic section modulusSx
0.495in³
Plastic section modulusZx
0.66in³
Radius of gyrationrx
0.844in

Weak axis y–y

Moment of inertiaIy
0.619in⁴
Elastic section modulusSy
0.495in³
Plastic section modulusZy
0.66in³
Radius of gyrationry
0.844in

Torsion and stability

Torsional constantJ
1.24in⁴
Torsional modulusC
0.99in³

Slenderness ratios

Wall slendernessD/t
21.6

Equivalents in other standards