Rectangular and square HSS

HSS2-1/2X2X1/4 HSS63.5X50.8X6.4

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 = 2.5tdes = 0.233tdes = 0.233
Cross-section, to scaledimensions in inches

Dimensions

Depthd
2.5in
Widthb
2in
Nominal thicknesstnom
0.25in
Design thicknesstdes
0.233in

Mass and area

Mass per lengthm
6.26lb/ft
Cross-sectional areaA
1.74in²

Strong axis x–x

Moment of inertiaIx
1.33in⁴
Elastic section modulusSx
1.06in³
Plastic section modulusZx
1.37in³
Radius of gyrationrx
0.874in

Weak axis y–y

Moment of inertiaIy
0.93in⁴
Elastic section modulusSy
0.93in³
Plastic section modulusZy
1.17in³
Radius of gyrationry
0.731in

Torsion and stability

Torsional constantJ
1.9in⁴
Torsional modulusC
1.82in³

Slenderness ratios

Wall slendernessb/t
5.58
Wall slendernessh/t
7.73

Equivalents in other standards