Rectangular and square HSS

HSS22X10X3/8 HSS558.8X254X9.5

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 = 10d = 22tdes = 0.349tdes = 0.349
Cross-section, to scaledimensions in inches

Dimensions

Depthd
22in
Widthb
10in
Nominal thicknesstnom
0.375in
Design thicknesstdes
0.349in

Mass and area

Mass per lengthm
78.52lb/ft
Cross-sectional areaA
21.5in²

Strong axis x–x

Moment of inertiaIx
1,340in⁴
Elastic section modulusSx
122in³
Plastic section modulusZx
151in³
Radius of gyrationrx
7.9in

Weak axis y–y

Moment of inertiaIy
397in⁴
Elastic section modulusSy
79.4in³
Plastic section modulusZy
87.7in³
Radius of gyrationry
4.29in

Torsion and stability

Torsional constantJ
986in⁴
Torsional modulusC
146in³

Slenderness ratios

Wall slendernessb/t
25.7
Wall slendernessh/t
60

Equivalents in other standards