Rectangular and square HSS

HSS4-1/2X4-1/2X3/8 HSS114.3X114.3X9.5

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 = 0.349tdes = 0.349
Cross-section, to scaledimensions in inches

Dimensions

Depthd
4.5in
Widthb
4.5in
Nominal thicknesstnom
0.375in
Design thicknesstdes
0.349in

Mass and area

Mass per lengthm
19.82lb/ft
Cross-sectional areaA
5.48in²

Strong axis x–x

Moment of inertiaIx
15.3in⁴
Elastic section modulusSx
6.79in³
Plastic section modulusZx
8.36in³
Radius of gyrationrx
1.67in

Weak axis y–y

Moment of inertiaIy
15.3in⁴
Elastic section modulusSy
6.79in³
Plastic section modulusZy
8.36in³
Radius of gyrationry
1.67in

Torsion and stability

Torsional constantJ
25.7in⁴
Torsional modulusC
11.9in³

Slenderness ratios

Wall slendernessb/t
9.89
Wall slendernessh/t
9.89

Equivalents in other standards