Rectangular and square HSS

HSS8X2X1/4 HSS203.2X50.8X6.4

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 = 8tdes = 0.233tdes = 0.233
Cross-section, to scaledimensions in inches

Dimensions

Depthd
8in
Widthb
2in
Nominal thicknesstnom
0.25in
Design thicknesstdes
0.233in

Mass and area

Mass per lengthm
15.62lb/ft
Cross-sectional areaA
4.3in²

Strong axis x–x

Moment of inertiaIx
28.5in⁴
Elastic section modulusSx
7.12in³
Plastic section modulusZx
9.68in³
Radius of gyrationrx
2.57in

Weak axis y–y

Moment of inertiaIy
2.94in⁴
Elastic section modulusSy
2.94in³
Plastic section modulusZy
3.43in³
Radius of gyrationry
0.827in

Torsion and stability

Torsional constantJ
9.36in⁴
Torsional modulusC
6.35in³

Slenderness ratios

Wall slendernessb/t
5.58
Wall slendernessh/t
31.3

Equivalents in other standards