Rectangular and square HSS

HSS16X6X3/8 HSS406.4X152.4X9.5

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 = 6d = 16tdes = 0.349tdes = 0.349
Cross-section, to scaledimensions in inches

Dimensions

Depthd
16in
Widthb
6in
Nominal thicknesstnom
0.375in
Design thicknesstdes
0.349in

Mass and area

Mass per lengthm
53lb/ft
Cross-sectional areaA
14.6in²

Strong axis x–x

Moment of inertiaIx
445in⁴
Elastic section modulusSx
55.6in³
Plastic section modulusZx
71.1in³
Radius of gyrationrx
5.53in

Weak axis y–y

Moment of inertiaIy
95.3in⁴
Elastic section modulusSy
31.8in³
Plastic section modulusZy
35.5in³
Radius of gyrationry
2.56in

Torsion and stability

Torsional constantJ
260in⁴
Torsional modulusC
61.6in³

Slenderness ratios

Wall slendernessb/t
14.2
Wall slendernessh/t
42.8

Equivalents in other standards