Rectangular and square HSS

HSS16X16X7/8 HSS406.4X406.4X22.2

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 = 16tdes = 0.814tdes = 0.814
Cross-section, to scaledimensions in inches

Dimensions

Depthd
16in
Widthb
16in
Nominal thicknesstnom
0.875in
Design thicknesstdes
0.814in

Mass and area

Mass per lengthm
173.4lb/ft
Cross-sectional areaA
47.7in²

Strong axis x–x

Moment of inertiaIx
1,800in⁴
Elastic section modulusSx
225in³
Plastic section modulusZx
268in³
Radius of gyrationrx
6.14in

Weak axis y–y

Moment of inertiaIy
1,800in⁴
Elastic section modulusSy
225in³
Plastic section modulusZy
268in³
Radius of gyrationry
6.14in

Torsion and stability

Torsional constantJ
2,920in⁴
Torsional modulusC
373in³

Slenderness ratios

Wall slendernessb/t
16.7
Wall slendernessh/t
16.7

Equivalents in other standards