Round HSS

HSS26.000X0.313 HSS660.4X7.9

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 = 26tdes = 0.291tdes = 0.291
Cross-section, to scaledimensions in inches

Dimensions

Outside diameterD
26in
Nominal thicknesstnom
0.313in
Design thicknesstdes
0.291in

Mass and area

Mass per lengthm
85.81lb/ft
Cross-sectional areaA
23.5in²

Strong axis x–x

Moment of inertiaIx
1,940in⁴
Elastic section modulusSx
149in³
Plastic section modulusZx
192in³
Radius of gyrationrx
9.09in

Weak axis y–y

Moment of inertiaIy
1,940in⁴
Elastic section modulusSy
149in³
Plastic section modulusZy
192in³
Radius of gyrationry
9.09in

Torsion and stability

Torsional constantJ
3,880in⁴
Torsional modulusC
298in³

Slenderness ratios

Wall slendernessD/t
89.5

Equivalents in other standards