Rectangular and square HSS

HSS3-1/2X2X1/4 HSS88.9X50.8X6.4

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 = 3.5tdes = 0.233tdes = 0.233
Cross-section, to scaledimensions in inches

Dimensions

Depthd
3.5in
Widthb
2in
Nominal thicknesstnom
0.25in
Design thicknesstdes
0.233in

Mass and area

Mass per lengthm
7.96lb/ft
Cross-sectional areaA
2.21in²

Strong axis x–x

Moment of inertiaIx
3.17in⁴
Elastic section modulusSx
1.81in³
Plastic section modulusZx
2.36in³
Radius of gyrationrx
1.2in

Weak axis y–y

Moment of inertiaIy
1.3in⁴
Elastic section modulusSy
1.3in³
Plastic section modulusZy
1.58in³
Radius of gyrationry
0.766in

Torsion and stability

Torsional constantJ
3.16in⁴
Torsional modulusC
2.64in³

Slenderness ratios

Wall slendernessb/t
5.58
Wall slendernessh/t
12

Equivalents in other standards