CHS 323.8x8.8 V&M do Brasil · Weight & Dimensions

V&M do Brasil, hot-rolled 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 323.8x8.8 steel profile weighs 68.4 kg/m (45.94 lb/ft). Cross-sectional area: 8,708.495 mm². Moment of inertia Ix = 10,809.685 cm⁴, Iy = 10,809.685 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	8.8 mm	0.35 in
Diameter (d)	323.8 mm	12.75 in
Weight	68.4 kg/m	45.94 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	8,708.49 mm²	13.498 in²
Moment of inertia (Ix)	10,809.68 cm⁴	259.70 in⁴
Moment of inertia (Iy)	10,809.68 cm⁴	259.70 in⁴
Elastic section modulus (Sx)	667.68 cm³	40.744 in³
Elastic section modulus (Sy)	667.68 cm³	40.744 in³
Plastic section modulus (Zx)	873.41 cm³	53.299 in³
Plastic section modulus (Zy)	873.41 cm³	53.299 in³
Radius of gyration (rx)	11.14 cm	4.386 in
Radius of gyration (ry)	11.14 cm	4.386 in