Rectangular and square HSS

HSS10X10X5/8 HSS254X254X15.9

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 = 10tdes = 0.581tdes = 0.581
Cross-section, to scaledimensions in inches

Dimensions

Depthd
10in
Widthb
10in
Nominal thicknesstnom
0.625in
Design thicknesstdes
0.581in

Mass and area

Mass per lengthm
76.33lb/ft
Cross-sectional areaA
21in²

Strong axis x–x

Moment of inertiaIx
304in⁴
Elastic section modulusSx
60.8in³
Plastic section modulusZx
73.2in³
Radius of gyrationrx
3.8in

Weak axis y–y

Moment of inertiaIy
304in⁴
Elastic section modulusSy
60.8in³
Plastic section modulusZy
73.2in³
Radius of gyrationry
3.8in

Torsion and stability

Torsional constantJ
498in⁴
Torsional modulusC
102in³

Slenderness ratios

Wall slendernessb/t
14.2
Wall slendernessh/t
14.2

Equivalents in other standards