CHS 324x14.3 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 324x14.3 steel profile weighs 109.2 kg/m (73.40 lb/ft). Cross-sectional area: 13,913.203 mm². Moment of inertia Ix = 16,716.466 cm⁴, Iy = 16,716.466 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	14.3 mm	0.56 in
Diameter (d)	324 mm	12.76 in
Weight	109.2 kg/m	73.40 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	13,913.2 mm²	21.565 in²
Moment of inertia (Ix)	16,716.47 cm⁴	401.61 in⁴
Moment of inertia (Iy)	16,716.47 cm⁴	401.61 in⁴
Elastic section modulus (Sx)	1,031.88 cm³	62.969 in³
Elastic section modulus (Sy)	1,031.88 cm³	62.969 in³
Plastic section modulus (Zx)	1,372.55 cm³	83.758 in³
Plastic section modulus (Zy)	1,372.55 cm³	83.758 in³
Radius of gyration (rx)	10.96 cm	4.315 in
Radius of gyration (ry)	10.96 cm	4.315 in