Rectangular and square HSS

HSS8X6X1/4 HSS203.2X152.4X6.4

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 = 6d = 8tdes = 0.233tdes = 0.233
Cross-section, to scaledimensions in inches

Dimensions

Depthd
8in
Widthb
6in
Nominal thicknesstnom
0.25in
Design thicknesstdes
0.233in

Mass and area

Mass per lengthm
22.42lb/ft
Cross-sectional areaA
6.17in²

Strong axis x–x

Moment of inertiaIx
56.6in⁴
Elastic section modulusSx
14.2in³
Plastic section modulusZx
16.9in³
Radius of gyrationrx
3.03in

Weak axis y–y

Moment of inertiaIy
36.4in⁴
Elastic section modulusSy
12.1in³
Plastic section modulusZy
13.9in³
Radius of gyrationry
2.43in

Torsion and stability

Torsional constantJ
70.3in⁴
Torsional modulusC
20.8in³

Slenderness ratios

Wall slendernessb/t
22.8
Wall slendernessh/t
31.3

Equivalents in other standards