Rectangular and square HSS

HSS2-1/2X1X1/8 HSS63.5X25.4X3.2

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 = 1d = 2.5tdes = 0.116tdes = 0.116
Cross-section, to scaledimensions in inches

Dimensions

Depthd
2.5in
Widthb
1in
Nominal thicknesstnom
0.125in
Design thicknesstdes
0.116in

Mass and area

Mass per lengthm
2.63lb/ft
Cross-sectional areaA
0.724in²

Strong axis x–x

Moment of inertiaIx
0.503in⁴
Elastic section modulusSx
0.403in³
Plastic section modulusZx
0.532in³
Radius of gyrationrx
0.834in

Weak axis y–y

Moment of inertiaIy
0.115in⁴
Elastic section modulusSy
0.23in³
Plastic section modulusZy
0.274in³
Radius of gyrationry
0.399in

Torsion and stability

Torsional constantJ
0.322in⁴
Torsional modulusC
0.483in³

Slenderness ratios

Wall slendernessb/t
5.62
Wall slendernessh/t
18.6

Equivalents in other standards