Round HSS

HSS11.750X0.375 HSS299.72X9.5

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 = 0.349tdes = 0.349
Cross-section, to scaledimensions in inches

Dimensions

Outside diameterD
11.8in
Nominal thicknesstnom
0.375in
Design thicknesstdes
0.349in

Mass and area

Mass per lengthm
45.6lb/ft
Cross-sectional areaA
12.5in²

Strong axis x–x

Moment of inertiaIx
203in⁴
Elastic section modulusSx
34.6in³
Plastic section modulusZx
45.3in³
Radius of gyrationrx
4.03in

Weak axis y–y

Moment of inertiaIy
203in⁴
Elastic section modulusSy
34.6in³
Plastic section modulusZy
45.3in³
Radius of gyrationry
4.03in

Torsion and stability

Torsional constantJ
406in⁴
Torsional modulusC
69in³

Slenderness ratios

Wall slendernessD/t
33.7

Equivalents in other standards