Rectangular and square HSS

HSS24X12X1/4 HSS609.6X304.8X6.4

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 = 12d = 24tdes = 0.233tdes = 0.233
Cross-section, to scaledimensions in inches

Dimensions

Depthd
24in
Widthb
12in
Nominal thicknesstnom
0.25in
Design thicknesstdes
0.233in

Mass and area

Mass per lengthm
59.85lb/ft
Cross-sectional areaA
16.4in²

Strong axis x–x

Moment of inertiaIx
1,280in⁴
Elastic section modulusSx
106in³
Plastic section modulusZx
129in³
Radius of gyrationrx
8.82in

Weak axis y–y

Moment of inertiaIy
442in⁴
Elastic section modulusSy
73.6in³
Plastic section modulusZy
80.5in³
Radius of gyrationry
5.19in

Torsion and stability

Torsional constantJ
1,030in⁴
Torsional modulusC
130in³

Slenderness ratios

Wall slendernessb/t
48.5
Wall slendernessh/t
100

Equivalents in other standards