Rectangular and square HSS

HSS3-1/2X2-1/2X3/8 HSS88.9X63.5X9.5

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 = 2.5d = 3.5tdes = 0.349tdes = 0.349
Cross-section, to scaledimensions in inches

Dimensions

Depthd
3.5in
Widthb
2.5in
Nominal thicknesstnom
0.375in
Design thicknesstdes
0.349in

Mass and area

Mass per lengthm
12.17lb/ft
Cross-sectional areaA
3.39in²

Strong axis x–x

Moment of inertiaIx
4.75in⁴
Elastic section modulusSx
2.72in³
Plastic section modulusZx
3.59in³
Radius of gyrationrx
1.18in

Weak axis y–y

Moment of inertiaIy
2.77in⁴
Elastic section modulusSy
2.21in³
Plastic section modulusZy
2.82in³
Radius of gyrationry
0.904in

Torsion and stability

Torsional constantJ
6.16in⁴
Torsional modulusC
4.57in³

Slenderness ratios

Wall slendernessb/t
4.16
Wall slendernessh/t
7.03

Equivalents in other standards