CHS 355.6x5 Tata Steel Hybox · Weight & Dimensions

Tata Steel Hybox · 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 355.6x5 steel profile weighs 43.2 kg/m (29.03 lb/ft). Cross-sectional area: 5,507.212 mm². Moment of inertia Ix = 8,463.577 cm⁴, Iy = 8,463.577 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 5 mm ≈ 6 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Thickness (t)	5 mm	0.20 in
Diameter (d)	355.6 mm	14.00 in
Weight	43.2 kg/m	29.03 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	5,507.21 mm²	8.536 in²
Moment of inertia (Ix)	8,463.58 cm⁴	203.34 in⁴
Moment of inertia (Iy)	8,463.58 cm⁴	203.34 in⁴
Elastic section modulus (Sx)	476.02 cm³	29.048 in³
Elastic section modulus (Sy)	476.02 cm³	29.048 in³
Plastic section modulus (Zx)	614.64 cm³	37.508 in³
Plastic section modulus (Zy)	614.64 cm³	37.508 in³
Radius of gyration (rx)	12.4 cm	4.881 in
Radius of gyration (ry)	12.4 cm	4.881 in