Rectangular and square HSS

HSS3X1-1/2X1/4 HSS76.2X38.1X6.4

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 = 1.5d = 3tdes = 0.233tdes = 0.233
Cross-section, to scaledimensions in inches

Dimensions

Depthd
3in
Widthb
1.5in
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
1.68in⁴
Elastic section modulusSx
1.12in³
Plastic section modulusZx
1.51in³
Radius of gyrationrx
0.982in

Weak axis y–y

Moment of inertiaIy
0.543in⁴
Elastic section modulusSy
0.725in³
Plastic section modulusZy
0.911in³
Radius of gyrationry
0.559in

Torsion and stability

Torsional constantJ
1.44in⁴
Torsional modulusC
1.58in³

Slenderness ratios

Wall slendernessb/t
3.44
Wall slendernessh/t
9.88

Equivalents in other standards