Rectangular and square HSS

HSS22X22X1/2 HSS558.8X558.8X12.7

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 = 22d = 22tdes = 0.465tdes = 0.465
Cross-section, to scaledimensions in inches

Dimensions

Depthd
22in
Widthb
22in
Nominal thicknesstnom
0.5in
Design thicknesstdes
0.465in

Mass and area

Mass per lengthm
144.1lb/ft
Cross-sectional areaA
39.5in²

Strong axis x–x

Moment of inertiaIx
3,030in⁴
Elastic section modulusSx
276in³
Plastic section modulusZx
317in³
Radius of gyrationrx
8.76in

Weak axis y–y

Moment of inertiaIy
3,030in⁴
Elastic section modulusSy
276in³
Plastic section modulusZy
317in³
Radius of gyrationry
8.76in

Torsion and stability

Torsional constantJ
4,700in⁴
Torsional modulusC
431in³

Slenderness ratios

Wall slendernessb/t
44.3
Wall slendernessh/t
44.3

Equivalents in other standards