CHS 152x9 GOST · Weight & Dimensions

GOST, 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 152x9 steel profile weighs 31.7 kg/m (21.33 lb/ft). Cross-sectional area: 4,043.23 mm². Moment of inertia Ix = 1,037.594 cm⁴, Iy = 1,037.594 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	9 mm	0.35 in
Diameter (d)	152 mm	5.98 in
Weight	31.7 kg/m	21.33 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	4,043.23 mm²	6.267 in²
Moment of inertia (Ix)	1,037.59 cm⁴	24.93 in⁴
Moment of inertia (Iy)	1,037.59 cm⁴	24.93 in⁴
Elastic section modulus (Sx)	136.53 cm³	8.331 in³
Elastic section modulus (Sy)	136.53 cm³	8.331 in³
Plastic section modulus (Zx)	184.28 cm³	11.246 in³
Plastic section modulus (Zy)	184.28 cm³	11.246 in³
Radius of gyration (rx)	5.07 cm	1.994 in
Radius of gyration (ry)	5.07 cm	1.994 in