Rectangular and square HSS

HSS8X8X1/2 HSS203.2X203.2X12.7

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 = 8tdes = 0.465tdes = 0.465
Cross-section, to scaledimensions in inches

Dimensions

Depthd
8in
Widthb
8in
Nominal thicknesstnom
0.5in
Design thicknesstdes
0.465in

Mass and area

Mass per lengthm
48.85lb/ft
Cross-sectional areaA
13.5in²

Strong axis x–x

Moment of inertiaIx
125in⁴
Elastic section modulusSx
31.2in³
Plastic section modulusZx
37.5in³
Radius of gyrationrx
3.04in

Weak axis y–y

Moment of inertiaIy
125in⁴
Elastic section modulusSy
31.2in³
Plastic section modulusZy
37.5in³
Radius of gyrationry
3.04in

Torsion and stability

Torsional constantJ
204in⁴
Torsional modulusC
52.4in³

Slenderness ratios

Wall slendernessb/t
14.2
Wall slendernessh/t
14.2

Equivalents in other standards