Rectangular and square HSS

HSS6X3X1/4 HSS152.4X76.2X6.4

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 = 0.233tdes = 0.233
Cross-section, to scaledimensions in inches

Dimensions

Depthd
6in
Widthb
3in
Nominal thicknesstnom
0.25in
Design thicknesstdes
0.233in

Mass and area

Mass per lengthm
13.91lb/ft
Cross-sectional areaA
3.84in²

Strong axis x–x

Moment of inertiaIx
17in⁴
Elastic section modulusSx
5.66in³
Plastic section modulusZx
7.19in³
Radius of gyrationrx
2.1in

Weak axis y–y

Moment of inertiaIy
5.7in⁴
Elastic section modulusSy
3.8in³
Plastic section modulusZy
4.41in³
Radius of gyrationry
1.22in

Torsion and stability

Torsional constantJ
14.2in⁴
Torsional modulusC
7.39in³

Slenderness ratios

Wall slendernessb/t
9.88
Wall slendernessh/t
22.8

Equivalents in other standards