Rectangular and square HSS

HSS4X4X1/4 HSS101.6X101.6X6.4

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 = 4d = 4tdes = 0.233tdes = 0.233
Cross-section, to scaledimensions in inches

Dimensions

Depthd
4in
Widthb
4in
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
7.8in⁴
Elastic section modulusSx
3.9in³
Plastic section modulusZx
4.69in³
Radius of gyrationrx
1.52in

Weak axis y–y

Moment of inertiaIy
7.8in⁴
Elastic section modulusSy
3.9in³
Plastic section modulusZy
4.69in³
Radius of gyrationry
1.52in

Torsion and stability

Torsional constantJ
12.8in⁴
Torsional modulusC
6.56in³

Slenderness ratios

Wall slendernessb/t
14.2
Wall slendernessh/t
14.2

Equivalents in other standards