Rectangular and square HSS

HSS9X7X1/4 HSS228.6X177.8X6.4

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 = 7d = 9tdes = 0.233tdes = 0.233
Cross-section, to scaledimensions in inches

Dimensions

Depthd
9in
Widthb
7in
Nominal thicknesstnom
0.25in
Design thicknesstdes
0.233in

Mass and area

Mass per lengthm
25.82lb/ft
Cross-sectional areaA
7.1in²

Strong axis x–x

Moment of inertiaIx
84.1in⁴
Elastic section modulusSx
18.7in³
Plastic section modulusZx
22.2in³
Radius of gyrationrx
3.44in

Weak axis y–y

Moment of inertiaIy
57.2in⁴
Elastic section modulusSy
16.3in³
Plastic section modulusZy
18.7in³
Radius of gyrationry
2.84in

Torsion and stability

Torsional constantJ
107in⁴
Torsional modulusC
27.6in³

Slenderness ratios

Wall slendernessb/t
27
Wall slendernessh/t
35.6

Equivalents in other standards