CHS 152.4x4.5 SAISC · Weight & Dimensions

SAISC, 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 152.4x4.5 steel profile weighs 16.4 kg/m (11.03 lb/ft). Cross-sectional area: 2,090.887 mm². Moment of inertia Ix = 572.241 cm⁴, Iy = 572.241 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 4.5 mm ≈ 7 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Thickness (t)	4.5 mm	0.18 in
Diameter (d)	152.4 mm	6.00 in
Weight	16.4 kg/m	11.03 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	2,090.89 mm²	3.241 in²
Moment of inertia (Ix)	572.24 cm⁴	13.75 in⁴
Moment of inertia (Iy)	572.24 cm⁴	13.75 in⁴
Elastic section modulus (Sx)	75.1 cm³	4.583 in³
Elastic section modulus (Sy)	75.1 cm³	4.583 in³
Plastic section modulus (Zx)	98.47 cm³	6.009 in³
Plastic section modulus (Zy)	98.47 cm³	6.009 in³
Radius of gyration (rx)	5.23 cm	2.060 in
Radius of gyration (ry)	5.23 cm	2.060 in