Rectangular and square HSS

HSS12X6X1/2 HSS304.8X152.4X12.7

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 = 12tdes = 0.465tdes = 0.465
Cross-section, to scaledimensions in inches

Dimensions

Depthd
12in
Widthb
6in
Nominal thicknesstnom
0.5in
Design thicknesstdes
0.465in

Mass and area

Mass per lengthm
55.66lb/ft
Cross-sectional areaA
15.3in²

Strong axis x–x

Moment of inertiaIx
271in⁴
Elastic section modulusSx
45.2in³
Plastic section modulusZx
57.4in³
Radius of gyrationrx
4.21in

Weak axis y–y

Moment of inertiaIy
91.1in⁴
Elastic section modulusSy
30.4in³
Plastic section modulusZy
35.2in³
Radius of gyrationry
2.44in

Torsion and stability

Torsional constantJ
227in⁴
Torsional modulusC
59in³

Slenderness ratios

Wall slendernessb/t
9.9
Wall slendernessh/t
22.8

Equivalents in other standards