Rectangular and square HSS

HSS5X3X3/8 HSS127X76.2X9.5

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 = 0.349tdes = 0.349
Cross-section, to scaledimensions in inches

Dimensions

Depthd
5in
Widthb
3in
Nominal thicknesstnom
0.375in
Design thicknesstdes
0.349in

Mass and area

Mass per lengthm
17.27lb/ft
Cross-sectional areaA
4.78in²

Strong axis x–x

Moment of inertiaIx
14.1in⁴
Elastic section modulusSx
5.65in³
Plastic section modulusZx
7.34in³
Radius of gyrationrx
1.72in

Weak axis y–y

Moment of inertiaIy
6.25in⁴
Elastic section modulusSy
4.16in³
Plastic section modulusZy
5.1in³
Radius of gyrationry
1.14in

Torsion and stability

Torsional constantJ
14.9in⁴
Torsional modulusC
8.44in³

Slenderness ratios

Wall slendernessb/t
5.6
Wall slendernessh/t
11.3

Equivalents in other standards