Rectangular and square HSS

HSS16X10X1/4 HSS406.4X254X6.4

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 = 10d = 16tdes = 0.233tdes = 0.233
Cross-section, to scaledimensions in inches

Dimensions

Depthd
16in
Widthb
10in
Nominal thicknesstnom
0.25in
Design thicknesstdes
0.233in

Mass and area

Mass per lengthm
42.84lb/ft
Cross-sectional areaA
11.8in²

Strong axis x–x

Moment of inertiaIx
426in⁴
Elastic section modulusSx
53.3in³
Plastic section modulusZx
63.7in³
Radius of gyrationrx
6.02in

Weak axis y–y

Moment of inertiaIy
208in⁴
Elastic section modulusSy
41.6in³
Plastic section modulusZy
46.3in³
Radius of gyrationry
4.21in

Torsion and stability

Torsional constantJ
437in⁴
Torsional modulusC
71.7in³

Slenderness ratios

Wall slendernessb/t
39.9
Wall slendernessh/t
65.7

Equivalents in other standards