Rectangular and square HSS

HSS24X8X5/16 HSS609.6X203.2X7.9

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.
xyb = 8d = 24tdes = 0.291tdes = 0.291
Cross-section, to scaledimensions in inches

Dimensions

Depthd
24in
Widthb
8in
Nominal thicknesstnom
0.3125in
Design thicknesstdes
0.291in

Mass and area

Mass per lengthm
65.87lb/ft
Cross-sectional areaA
18.1in²

Strong axis x–x

Moment of inertiaIx
1,250in⁴
Elastic section modulusSx
104in³
Plastic section modulusZx
132in³
Radius of gyrationrx
8.3in

Weak axis y–y

Moment of inertiaIy
224in⁴
Elastic section modulusSy
56in³
Plastic section modulusZy
61in³
Radius of gyrationry
3.52in

Torsion and stability

Torsional constantJ
625in⁴
Torsional modulusC
106in³

Slenderness ratios

Wall slendernessb/t
24.5
Wall slendernessh/t
79.5

Equivalents in other standards