Rectangular and square HSS

HSS16X4X1/2 HSS406.4X101.6X12.7

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 = 4d = 16tdes = 0.465tdes = 0.465
Cross-section, to scaledimensions in inches

Dimensions

Depthd
16in
Widthb
4in
Nominal thicknesstnom
0.5in
Design thicknesstdes
0.465in

Mass and area

Mass per lengthm
62.46lb/ft
Cross-sectional areaA
17.2in²

Strong axis x–x

Moment of inertiaIx
455in⁴
Elastic section modulusSx
56.9in³
Plastic section modulusZx
77.3in³
Radius of gyrationrx
5.15in

Weak axis y–y

Moment of inertiaIy
47in⁴
Elastic section modulusSy
23.5in³
Plastic section modulusZy
27.4in³
Radius of gyrationry
1.65in

Torsion and stability

Torsional constantJ
150in⁴
Torsional modulusC
50.7in³

Slenderness ratios

Wall slendernessb/t
5.6
Wall slendernessh/t
31.4

Equivalents in other standards