Round HSS

HSS11.750X0.337 HSS299.72X8.6

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 = 11.8tdes = 0.313tdes = 0.313
Cross-section, to scaledimensions in inches

Dimensions

Outside diameterD
11.8in
Nominal thicknesstnom
0.337in
Design thicknesstdes
0.313in

Mass and area

Mass per lengthm
41.12lb/ft
Cross-sectional areaA
11.3in²

Strong axis x–x

Moment of inertiaIx
184in⁴
Elastic section modulusSx
31.4in³
Plastic section modulusZx
41in³
Radius of gyrationrx
4.04in

Weak axis y–y

Moment of inertiaIy
184in⁴
Elastic section modulusSy
31.4in³
Plastic section modulusZy
41in³
Radius of gyrationry
4.04in

Torsion and stability

Torsional constantJ
368in⁴
Torsional modulusC
62.6in³

Slenderness ratios

Wall slendernessD/t
37.5

Equivalents in other standards