Rectangular and square HSS

HSS16X8X7/8 HSS406.4X203.2X22.2

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 = 8d = 16tdes = 0.814tdes = 0.814
Cross-section, to scaledimensions in inches

Dimensions

Depthd
16in
Widthb
8in
Nominal thicknesstnom
0.875in
Design thicknesstdes
0.814in

Mass and area

Mass per lengthm
125.8lb/ft
Cross-sectional areaA
34.7in²

Strong axis x–x

Moment of inertiaIx
1,050in⁴
Elastic section modulusSx
131in³
Plastic section modulusZx
170in³
Radius of gyrationrx
5.5in

Weak axis y–y

Moment of inertiaIy
348in⁴
Elastic section modulusSy
87in³
Plastic section modulusZy
104in³
Radius of gyrationry
3.17in

Torsion and stability

Torsional constantJ
888in⁴
Torsional modulusC
176in³

Slenderness ratios

Wall slendernessb/t
6.83
Wall slendernessh/t
16.7

Equivalents in other standards