CHS 168x14.3 AHMSA · Weight & Dimensions

AHMSA, cold-formed sections · Circular Hollow Section

Circular Hollow Sections (CHS) are round tubular profiles with the most efficient cross-section for compression. Used for columns, trusses, and architectural structures.

Also known as: Caño estructural redondo (Argentina)

The CHS 168x14.3 steel profile weighs 54.2 kg/m (36.42 lb/ft). Cross-sectional area: 6,904.938 mm². Moment of inertia Ix = 2,056.651 cm⁴, Iy = 2,056.651 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	14.3 mm	0.56 in
Diameter (d)	168 mm	6.61 in
Weight	54.2 kg/m	36.42 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	6,904.94 mm²	10.703 in²
Moment of inertia (Ix)	2,056.65 cm⁴	49.41 in⁴
Moment of inertia (Iy)	2,056.65 cm⁴	49.41 in⁴
Elastic section modulus (Sx)	244.84 cm³	14.941 in³
Elastic section modulus (Sy)	244.84 cm³	14.941 in³
Plastic section modulus (Zx)	338.79 cm³	20.675 in³
Plastic section modulus (Zy)	338.79 cm³	20.675 in³
Radius of gyration (rx)	5.46 cm	2.149 in
Radius of gyration (ry)	5.46 cm	2.149 in