Rectangular and square HSS

HSS16X12X7/8 HSS406.4X304.8X22.2

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 = 12d = 16tdes = 0.814tdes = 0.814
Cross-section, to scaledimensions in inches

Dimensions

Depthd
16in
Widthb
12in
Nominal thicknesstnom
0.875in
Design thicknesstdes
0.814in

Mass and area

Mass per lengthm
149.6lb/ft
Cross-sectional areaA
41.2in²

Strong axis x–x

Moment of inertiaIx
1,430in⁴
Elastic section modulusSx
178in³
Plastic section modulusZx
219in³
Radius of gyrationrx
5.88in

Weak axis y–y

Moment of inertiaIy
910in⁴
Elastic section modulusSy
152in³
Plastic section modulusZy
179in³
Radius of gyrationry
4.7in

Torsion and stability

Torsional constantJ
1,830in⁴
Torsional modulusC
274in³

Slenderness ratios

Wall slendernessb/t
11.7
Wall slendernessh/t
16.7

Equivalents in other standards