Rectangular and square HSS

HSS8X3X3/8 HSS203.2X76.2X9.5

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 = 3d = 8tdes = 0.349tdes = 0.349
Cross-section, to scaledimensions in inches

Dimensions

Depthd
8in
Widthb
3in
Nominal thicknesstnom
0.375in
Design thicknesstdes
0.349in

Mass and area

Mass per lengthm
24.93lb/ft
Cross-sectional areaA
6.88in²

Strong axis x–x

Moment of inertiaIx
48.5in⁴
Elastic section modulusSx
12.1in³
Plastic section modulusZx
16.1in³
Radius of gyrationrx
2.65in

Weak axis y–y

Moment of inertiaIy
10in⁴
Elastic section modulusSy
6.63in³
Plastic section modulusZy
7.88in³
Radius of gyrationry
1.2in

Torsion and stability

Torsional constantJ
28.5in⁴
Torsional modulusC
14in³

Slenderness ratios

Wall slendernessb/t
5.6
Wall slendernessh/t
19.9

Equivalents in other standards