Rectangular and square HSS

HSS12X10X1/4 HSS304.8X254X6.4

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 = 10d = 12tdes = 0.233tdes = 0.233
Cross-section, to scaledimensions in inches

Dimensions

Depthd
12in
Widthb
10in
Nominal thicknesstnom
0.25in
Design thicknesstdes
0.233in

Mass and area

Mass per lengthm
36.03lb/ft
Cross-sectional areaA
9.9in²

Strong axis x–x

Moment of inertiaIx
216in⁴
Elastic section modulusSx
36in³
Plastic section modulusZx
42.1in³
Radius of gyrationrx
4.67in

Weak axis y–y

Moment of inertiaIy
164in⁴
Elastic section modulusSy
32.7in³
Plastic section modulusZy
37.2in³
Radius of gyrationry
4.07in

Torsion and stability

Torsional constantJ
289in⁴
Torsional modulusC
53.5in³

Slenderness ratios

Wall slendernessb/t
39.9
Wall slendernessh/t
48.5

Equivalents in other standards