Rectangular and square HSS

HSS9X5X1/4 HSS228.6X127X6.4

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 = 9tdes = 0.233tdes = 0.233
Cross-section, to scaledimensions in inches

Dimensions

Depthd
9in
Widthb
5in
Nominal thicknesstnom
0.25in
Design thicknesstdes
0.233in

Mass and area

Mass per lengthm
22.42lb/ft
Cross-sectional areaA
6.17in²

Strong axis x–x

Moment of inertiaIx
66.1in⁴
Elastic section modulusSx
14.7in³
Plastic section modulusZx
18.1in³
Radius of gyrationrx
3.27in

Weak axis y–y

Moment of inertiaIy
26.6in⁴
Elastic section modulusSy
10.6in³
Plastic section modulusZy
12in³
Radius of gyrationry
2.08in

Torsion and stability

Torsional constantJ
61.2in⁴
Torsional modulusC
19.4in³

Slenderness ratios

Wall slendernessb/t
18.5
Wall slendernessh/t
35.6

Equivalents in other standards