Rectangular and square HSS

HSS12X2X1/4 HSS304.8X50.8X6.4

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 = 2d = 12tdes = 0.233tdes = 0.233
Cross-section, to scaledimensions in inches

Dimensions

Depthd
12in
Widthb
2in
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
86.9in⁴
Elastic section modulusSx
14.5in³
Plastic section modulusZx
20.1in³
Radius of gyrationrx
3.75in

Weak axis y–y

Moment of inertiaIy
4.41in⁴
Elastic section modulusSy
4.41in³
Plastic section modulusZy
5.08in³
Radius of gyrationry
0.845in

Torsion and stability

Torsional constantJ
15.1in⁴
Torsional modulusC
9.64in³

Slenderness ratios

Wall slendernessb/t
5.58
Wall slendernessh/t
48.5

Equivalents in other standards