Rectangular and square HSS

HSS22X16X3/8 HSS558.8X406.4X9.5

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 = 16d = 22tdes = 0.349tdes = 0.349
Cross-section, to scaledimensions in inches

Dimensions

Depthd
22in
Widthb
16in
Nominal thicknesstnom
0.375in
Design thicknesstdes
0.349in

Mass and area

Mass per lengthm
93.83lb/ft
Cross-sectional areaA
25.7in²

Strong axis x–x

Moment of inertiaIx
1,830in⁴
Elastic section modulusSx
167in³
Plastic section modulusZx
197in³
Radius of gyrationrx
8.44in

Weak axis y–y

Moment of inertiaIy
1,130in⁴
Elastic section modulusSy
141in³
Plastic section modulusZy
159in³
Radius of gyrationry
6.63in

Torsion and stability

Torsional constantJ
2,170in⁴
Torsional modulusC
236in³

Slenderness ratios

Wall slendernessb/t
42.8
Wall slendernessh/t
60

Equivalents in other standards