Rectangular and square HSS

HSS6X6X5/8 HSS152.4X152.4X15.9

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 = 6tdes = 0.581tdes = 0.581
Cross-section, to scaledimensions in inches

Dimensions

Depthd
6in
Widthb
6in
Nominal thicknesstnom
0.625in
Design thicknesstdes
0.581in

Mass and area

Mass per lengthm
42.3lb/ft
Cross-sectional areaA
11.7in²

Strong axis x–x

Moment of inertiaIx
55.2in⁴
Elastic section modulusSx
18.4in³
Plastic section modulusZx
23.2in³
Radius of gyrationrx
2.17in

Weak axis y–y

Moment of inertiaIy
55.2in⁴
Elastic section modulusSy
18.4in³
Plastic section modulusZy
23.2in³
Radius of gyrationry
2.17in

Torsion and stability

Torsional constantJ
94.9in⁴
Torsional modulusC
33.4in³

Slenderness ratios

Wall slendernessb/t
7.33
Wall slendernessh/t
7.33

Equivalents in other standards