Rectangular and square HSS

HSS5X3X1/4 HSS127X76.2X6.4

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 = 3d = 5tdes = 0.233tdes = 0.233
Cross-section, to scaledimensions in inches

Dimensions

Depthd
5in
Widthb
3in
Nominal thicknesstnom
0.25in
Design thicknesstdes
0.233in

Mass and area

Mass per lengthm
12.21lb/ft
Cross-sectional areaA
3.37in²

Strong axis x–x

Moment of inertiaIx
10.7in⁴
Elastic section modulusSx
4.29in³
Plastic section modulusZx
5.38in³
Radius of gyrationrx
1.78in

Weak axis y–y

Moment of inertiaIy
4.81in⁴
Elastic section modulusSy
3.21in³
Plastic section modulusZy
3.77in³
Radius of gyrationry
1.19in

Torsion and stability

Torsional constantJ
11in⁴
Torsional modulusC
6.1in³

Slenderness ratios

Wall slendernessb/t
9.88
Wall slendernessh/t
18.5

Equivalents in other standards