Rectangular and square HSS

HSS6X5X1/4 HSS152.4X127X6.4

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 = 5d = 6tdes = 0.233tdes = 0.233
Cross-section, to scaledimensions in inches

Dimensions

Depthd
6in
Widthb
5in
Nominal thicknesstnom
0.25in
Design thicknesstdes
0.233in

Mass and area

Mass per lengthm
17.32lb/ft
Cross-sectional areaA
4.77in²

Strong axis x–x

Moment of inertiaIx
24.7in⁴
Elastic section modulusSx
8.25in³
Plastic section modulusZx
9.87in³
Radius of gyrationrx
2.28in

Weak axis y–y

Moment of inertiaIy
18.7in⁴
Elastic section modulusSy
7.47in³
Plastic section modulusZy
8.72in³
Radius of gyrationry
1.98in

Torsion and stability

Torsional constantJ
34.2in⁴
Torsional modulusC
12.8in³

Slenderness ratios

Wall slendernessb/t
18.5
Wall slendernessh/t
22.8

Equivalents in other standards