Rectangular and square HSS

HSS24X8X3/8 HSS609.6X203.2X9.5

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.
xyb = 8d = 24tdes = 0.349tdes = 0.349
Cross-section, to scaledimensions in inches

Dimensions

Depthd
24in
Widthb
8in
Nominal thicknesstnom
0.375in
Design thicknesstdes
0.349in

Mass and area

Mass per lengthm
78.52lb/ft
Cross-sectional areaA
21.5in²

Strong axis x–x

Moment of inertiaIx
1,470in⁴
Elastic section modulusSx
123in³
Plastic section modulusZx
157in³
Radius of gyrationrx
8.27in

Weak axis y–y

Moment of inertiaIy
263in⁴
Elastic section modulusSy
65.8in³
Plastic section modulusZy
72.2in³
Radius of gyrationry
3.5in

Torsion and stability

Torsional constantJ
739in⁴
Torsional modulusC
126in³

Slenderness ratios

Wall slendernessb/t
19.9
Wall slendernessh/t
65.8

Equivalents in other standards