Rectangular and square HSS

HSS4-1/2X4-1/2X5/16 HSS114.3X114.3X7.9

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 = 4.5d = 4.5tdes = 0.291tdes = 0.291
Cross-section, to scaledimensions in inches

Dimensions

Depthd
4.5in
Widthb
4.5in
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
13.5in⁴
Elastic section modulusSx
6in³
Plastic section modulusZx
7.27in³
Radius of gyrationrx
1.7in

Weak axis y–y

Moment of inertiaIy
13.5in⁴
Elastic section modulusSy
6in³
Plastic section modulusZy
7.27in³
Radius of gyrationry
1.7in

Torsion and stability

Torsional constantJ
22.3in⁴
Torsional modulusC
10.2in³

Slenderness ratios

Wall slendernessb/t
12.5
Wall slendernessh/t
12.5

Equivalents in other standards