Rectangular and square HSS

HSS9X7X1/2 HSS228.6X177.8X12.7

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 = 7d = 9tdes = 0.465tdes = 0.465
Cross-section, to scaledimensions in inches

Dimensions

Depthd
9in
Widthb
7in
Nominal thicknesstnom
0.5in
Design thicknesstdes
0.465in

Mass and area

Mass per lengthm
48.85lb/ft
Cross-sectional areaA
13.5in²

Strong axis x–x

Moment of inertiaIx
149in⁴
Elastic section modulusSx
33in³
Plastic section modulusZx
40.5in³
Radius of gyrationrx
3.32in

Weak axis y–y

Moment of inertiaIy
100in⁴
Elastic section modulusSy
28.7in³
Plastic section modulusZy
34in³
Radius of gyrationry
2.73in

Torsion and stability

Torsional constantJ
197in⁴
Torsional modulusC
51.5in³

Slenderness ratios

Wall slendernessb/t
12.1
Wall slendernessh/t
16.4

Equivalents in other standards