Rectangular and square HSS

HSS5-1/2X5-1/2X3/16 HSS139.7X139.7X4.8

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 = 5.5d = 5.5tdes = 0.174tdes = 0.174
Cross-section, to scaledimensions in inches

Dimensions

Depthd
5.5in
Widthb
5.5in
Nominal thicknesstnom
0.1875in
Design thicknesstdes
0.174in

Mass and area

Mass per lengthm
13.25lb/ft
Cross-sectional areaA
3.63in²

Strong axis x–x

Moment of inertiaIx
17in⁴
Elastic section modulusSx
6.17in³
Plastic section modulusZx
7.19in³
Radius of gyrationrx
2.16in

Weak axis y–y

Moment of inertiaIy
17in⁴
Elastic section modulusSy
6.17in³
Plastic section modulusZy
7.19in³
Radius of gyrationry
2.16in

Torsion and stability

Torsional constantJ
26.7in⁴
Torsional modulusC
9.85in³

Slenderness ratios

Wall slendernessb/t
28.6
Wall slendernessh/t
28.6

Equivalents in other standards