Rectangular and square HSS

HSS24X12X3/4 HSS609.6X304.8X19.0

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 = 0.698tdes = 0.698
Cross-section, to scaledimensions in inches

Dimensions

Depthd
24in
Widthb
12in
Nominal thicknesstnom
0.75in
Design thicknesstdes
0.698in

Mass and area

Mass per lengthm
171.2lb/ft
Cross-sectional areaA
47.1in²

Strong axis x–x

Moment of inertiaIx
3,440in⁴
Elastic section modulusSx
287in³
Plastic section modulusZx
359in³
Radius of gyrationrx
8.55in

Weak axis y–y

Moment of inertiaIy
1,170in⁴
Elastic section modulusSy
195in³
Plastic section modulusZy
221in³
Radius of gyrationry
4.98in

Torsion and stability

Torsional constantJ
2,850in⁴
Torsional modulusC
366in³

Slenderness ratios

Wall slendernessb/t
14.2
Wall slendernessh/t
31.4

Equivalents in other standards