Rectangular and square HSS

HSS2-1/2X2-1/2X1/8 HSS63.5X63.5X3.2

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 = 2.5tdes = 0.116tdes = 0.116
Cross-section, to scaledimensions in inches

Dimensions

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

Mass and area

Mass per lengthm
3.9lb/ft
Cross-sectional areaA
1.07in²

Strong axis x–x

Moment of inertiaIx
0.998in⁴
Elastic section modulusSx
0.799in³
Plastic section modulusZx
0.947in³
Radius of gyrationrx
0.965in

Weak axis y–y

Moment of inertiaIy
0.998in⁴
Elastic section modulusSy
0.799in³
Plastic section modulusZy
0.947in³
Radius of gyrationry
0.965in

Torsion and stability

Torsional constantJ
1.61in⁴
Torsional modulusC
1.31in³

Slenderness ratios

Wall slendernessb/t
18.6
Wall slendernessh/t
18.6

Equivalents in other standards