Rectangular and square HSS

HSS5X4X5/16 HSS127X101.6X7.9

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 = 4d = 5tdes = 0.291tdes = 0.291
Cross-section, to scaledimensions in inches

Dimensions

Depthd
5in
Widthb
4in
Nominal thicknesstnom
0.3125in
Design thicknesstdes
0.291in

Mass and area

Mass per lengthm
16.96lb/ft
Cross-sectional areaA
4.68in²

Strong axis x–x

Moment of inertiaIx
15.8in⁴
Elastic section modulusSx
6.32in³
Plastic section modulusZx
7.79in³
Radius of gyrationrx
1.84in

Weak axis y–y

Moment of inertiaIy
11.1in⁴
Elastic section modulusSy
5.57in³
Plastic section modulusZy
6.67in³
Radius of gyrationry
1.54in

Torsion and stability

Torsional constantJ
21.7in⁴
Torsional modulusC
10.1in³

Slenderness ratios

Wall slendernessb/t
10.7
Wall slendernessh/t
14.2

Equivalents in other standards