Rectangular and square HSS

HSS10X8X3/8 HSS254X203.2X9.5

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 = 8d = 10tdes = 0.349tdes = 0.349
Cross-section, to scaledimensions in inches

Dimensions

Depthd
10in
Widthb
8in
Nominal thicknesstnom
0.375in
Design thicknesstdes
0.349in

Mass and area

Mass per lengthm
42.79lb/ft
Cross-sectional areaA
11.8in²

Strong axis x–x

Moment of inertiaIx
169in⁴
Elastic section modulusSx
33.9in³
Plastic section modulusZx
40.5in³
Radius of gyrationrx
3.79in

Weak axis y–y

Moment of inertiaIy
120in⁴
Elastic section modulusSy
30in³
Plastic section modulusZy
34.8in³
Radius of gyrationry
3.19in

Torsion and stability

Torsional constantJ
224in⁴
Torsional modulusC
51.4in³

Slenderness ratios

Wall slendernessb/t
19.9
Wall slendernessh/t
25.7

Equivalents in other standards