Rectangular and square HSS

HSS10X8X1/2 HSS254X203.2X12.7

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 = 8d = 10tdes = 0.465tdes = 0.465
Cross-section, to scaledimensions in inches

Dimensions

Depthd
10in
Widthb
8in
Nominal thicknesstnom
0.5in
Design thicknesstdes
0.465in

Mass and area

Mass per lengthm
55.66lb/ft
Cross-sectional areaA
15.3in²

Strong axis x–x

Moment of inertiaIx
214in⁴
Elastic section modulusSx
42.7in³
Plastic section modulusZx
51.9in³
Radius of gyrationrx
3.73in

Weak axis y–y

Moment of inertiaIy
151in⁴
Elastic section modulusSy
37.8in³
Plastic section modulusZy
44.5in³
Radius of gyrationry
3.14in

Torsion and stability

Torsional constantJ
288in⁴
Torsional modulusC
66.4in³

Slenderness ratios

Wall slendernessb/t
14.2
Wall slendernessh/t
18.5

Equivalents in other standards