Rectangular and square HSS

HSS3-1/2X2-1/2X1/8 HSS88.9X63.5X3.2

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 = 0.116tdes = 0.116
Cross-section, to scaledimensions in inches

Dimensions

Depthd
3.5in
Widthb
2.5in
Nominal thicknesstnom
0.125in
Design thicknesstdes
0.116in

Mass and area

Mass per lengthm
4.75lb/ft
Cross-sectional areaA
1.3in²

Strong axis x–x

Moment of inertiaIx
2.23in⁴
Elastic section modulusSx
1.28in³
Plastic section modulusZx
1.54in³
Radius of gyrationrx
1.31in

Weak axis y–y

Moment of inertiaIy
1.33in⁴
Elastic section modulusSy
1.06in³
Plastic section modulusZy
1.22in³
Radius of gyrationry
1.01in

Torsion and stability

Torsional constantJ
2.67in⁴
Torsional modulusC
1.87in³

Slenderness ratios

Wall slendernessb/t
18.6
Wall slendernessh/t
27.2

Equivalents in other standards