Rectangular and square HSS

HSS4X4X1/2 HSS101.6X101.6X12.7

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 = 4tdes = 0.465tdes = 0.465
Cross-section, to scaledimensions in inches

Dimensions

Depthd
4in
Widthb
4in
Nominal thicknesstnom
0.5in
Design thicknesstdes
0.465in

Mass and area

Mass per lengthm
21.63lb/ft
Cross-sectional areaA
6.02in²

Strong axis x–x

Moment of inertiaIx
11.9in⁴
Elastic section modulusSx
5.97in³
Plastic section modulusZx
7.7in³
Radius of gyrationrx
1.41in

Weak axis y–y

Moment of inertiaIy
11.9in⁴
Elastic section modulusSy
5.97in³
Plastic section modulusZy
7.7in³
Radius of gyrationry
1.41in

Torsion and stability

Torsional constantJ
21in⁴
Torsional modulusC
11.2in³

Slenderness ratios

Wall slendernessb/t
5.6
Wall slendernessh/t
5.6

Equivalents in other standards