Rectangular and square HSS

HSS6X3X3/8 HSS152.4X76.2X9.5

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 = 3d = 6tdes = 0.349tdes = 0.349
Cross-section, to scaledimensions in inches

Dimensions

Depthd
6in
Widthb
3in
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
22.7in⁴
Elastic section modulusSx
7.57in³
Plastic section modulusZx
9.9in³
Radius of gyrationrx
2.04in

Weak axis y–y

Moment of inertiaIy
7.48in⁴
Elastic section modulusSy
4.99in³
Plastic section modulusZy
6.03in³
Radius of gyrationry
1.17in

Torsion and stability

Torsional constantJ
19.3in⁴
Torsional modulusC
10.3in³

Slenderness ratios

Wall slendernessb/t
5.6
Wall slendernessh/t
14.2

Equivalents in other standards