CHS 323.9x14.2 Tata Steel Celsius · Weight & Dimensions

Tata Steel Celsius · 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 323.9x14.2 steel profile weighs 108.0 kg/m (72.58 lb/ft). Cross-sectional area: 13,815.908 mm². Moment of inertia Ix = 16,599.076 cm⁴, Iy = 16,599.076 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	14.2 mm	0.56 in
Diameter (d)	323.9 mm	12.75 in
Weight	108.0 kg/m	72.58 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	13,815.91 mm²	21.415 in²
Moment of inertia (Ix)	16,599.08 cm⁴	398.79 in⁴
Moment of inertia (Iy)	16,599.08 cm⁴	398.79 in⁴
Elastic section modulus (Sx)	1,024.95 cm³	62.547 in³
Elastic section modulus (Sy)	1,024.95 cm³	62.547 in³
Plastic section modulus (Zx)	1,362.93 cm³	83.172 in³
Plastic section modulus (Zy)	1,362.93 cm³	83.172 in³
Radius of gyration (rx)	10.96 cm	4.315 in
Radius of gyration (ry)	10.96 cm	4.315 in