Rectangular and square HSS

HSS16X4X3/16 HSS406.4X101.6X4.8

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 = 4d = 16tdes = 0.174tdes = 0.174
Cross-section, to scaledimensions in inches

Dimensions

Depthd
16in
Widthb
4in
Nominal thicknesstnom
0.1875in
Design thicknesstdes
0.174in

Mass and area

Mass per lengthm
24.73lb/ft
Cross-sectional areaA
6.76in²

Strong axis x–x

Moment of inertiaIx
193in⁴
Elastic section modulusSx
24.2in³
Plastic section modulusZx
31.7in³
Radius of gyrationrx
5.35in

Weak axis y–y

Moment of inertiaIy
21.5in⁴
Elastic section modulusSy
10.8in³
Plastic section modulusZy
11.7in³
Radius of gyrationry
1.78in

Torsion and stability

Torsional constantJ
65.5in⁴
Torsional modulusC
21.1in³

Slenderness ratios

Wall slendernessb/t
20
Wall slendernessh/t
89

Equivalents in other standards