Rectangular and square HSS

HSS5X4X3/8 HSS127X101.6X9.5

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 = 4d = 5tdes = 0.349tdes = 0.349
Cross-section, to scaledimensions in inches

Dimensions

Depthd
5in
Widthb
4in
Nominal thicknesstnom
0.375in
Design thicknesstdes
0.349in

Mass and area

Mass per lengthm
19.82lb/ft
Cross-sectional areaA
5.48in²

Strong axis x–x

Moment of inertiaIx
17.9in⁴
Elastic section modulusSx
7.17in³
Plastic section modulusZx
8.96in³
Radius of gyrationrx
1.81in

Weak axis y–y

Moment of inertiaIy
12.6in⁴
Elastic section modulusSy
6.3in³
Plastic section modulusZy
7.67in³
Radius of gyrationry
1.52in

Torsion and stability

Torsional constantJ
24.9in⁴
Torsional modulusC
11.7in³

Slenderness ratios

Wall slendernessb/t
8.46
Wall slendernessh/t
11.3

Equivalents in other standards