Rectangular and square HSS

HSS4X3X1/4 HSS101.6X76.2X6.4

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

Dimensions

Depthd
4in
Widthb
3in
Nominal thicknesstnom
0.25in
Design thicknesstdes
0.233in

Mass and area

Mass per lengthm
10.51lb/ft
Cross-sectional areaA
2.91in²

Strong axis x–x

Moment of inertiaIx
6.15in⁴
Elastic section modulusSx
3.07in³
Plastic section modulusZx
3.81in³
Radius of gyrationrx
1.45in

Weak axis y–y

Moment of inertiaIy
3.91in⁴
Elastic section modulusSy
2.61in³
Plastic section modulusZy
3.12in³
Radius of gyrationry
1.16in

Torsion and stability

Torsional constantJ
7.96in⁴
Torsional modulusC
4.81in³

Slenderness ratios

Wall slendernessb/t
9.88
Wall slendernessh/t
14.2

Equivalents in other standards