Rectangular and square HSS

HSS3X2-1/2X5/16 HSS76.2X63.5X7.9

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 = 3tdes = 0.291tdes = 0.291
Cross-section, to scaledimensions in inches

Dimensions

Depthd
3in
Widthb
2.5in
Nominal thicknesstnom
0.3125in
Design thicknesstdes
0.291in

Mass and area

Mass per lengthm
9.51lb/ft
Cross-sectional areaA
2.64in²

Strong axis x–x

Moment of inertiaIx
2.92in⁴
Elastic section modulusSx
1.94in³
Plastic section modulusZx
2.51in³
Radius of gyrationrx
1.05in

Weak axis y–y

Moment of inertiaIy
2.18in⁴
Elastic section modulusSy
1.74in³
Plastic section modulusZy
2.2in³
Radius of gyrationry
0.908in

Torsion and stability

Torsional constantJ
4.34in⁴
Torsional modulusC
3.39in³

Slenderness ratios

Wall slendernessb/t
5.59
Wall slendernessh/t
7.31

Equivalents in other standards