Rectangular and square HSS

HSS12X10X5/8 HSS304.8X254X15.9

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 = 10d = 12tdes = 0.581tdes = 0.581
Cross-section, to scaledimensions in inches

Dimensions

Depthd
12in
Widthb
10in
Nominal thicknesstnom
0.625in
Design thicknesstdes
0.581in

Mass and area

Mass per lengthm
84.84lb/ft
Cross-sectional areaA
23.3in²

Strong axis x–x

Moment of inertiaIx
472in⁴
Elastic section modulusSx
78.7in³
Plastic section modulusZx
95.3in³
Radius of gyrationrx
4.5in

Weak axis y–y

Moment of inertiaIy
356in⁴
Elastic section modulusSy
71.2in³
Plastic section modulusZy
84.1in³
Radius of gyrationry
3.9in

Torsion and stability

Torsional constantJ
661in⁴
Torsional modulusC
124in³

Slenderness ratios

Wall slendernessb/t
14.2
Wall slendernessh/t
17.7

Equivalents in other standards