Rectangular and square HSS

HSS9X9X3/16 HSS228.6X228.6X74.8

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 = 9d = 9tdes = 0.174tdes = 0.174
Cross-section, to scaledimensions in inches

Dimensions

Depthd
9in
Widthb
9in
Nominal thicknesstnom
0.1875in
Design thicknesstdes
0.174in

Mass and area

Mass per lengthm
22.18lb/ft
Cross-sectional areaA
6.06in²

Strong axis x–x

Moment of inertiaIx
78.2in⁴
Elastic section modulusSx
17.4in³
Plastic section modulusZx
20in³
Radius of gyrationrx
3.59in

Weak axis y–y

Moment of inertiaIy
78.2in⁴
Elastic section modulusSy
17.4in³
Plastic section modulusZy
20in³
Radius of gyrationry
3.59in

Torsion and stability

Torsional constantJ
121in⁴
Torsional modulusC
27.1in³

Slenderness ratios

Wall slendernessb/t
48.7
Wall slendernessh/t
48.7

Equivalents in other standards