CHS 406.4x6 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 406.4x6 steel profile weighs 59.2 kg/m (39.78 lb/ft). Cross-sectional area: 7,547.362 mm². Moment of inertia Ix = 15,128.325 cm⁴, Iy = 15,128.325 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 6 mm ≈ 4 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Thickness (t)	6 mm	0.24 in
Diameter (d)	406.4 mm	16.00 in
Weight	59.2 kg/m	39.78 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	7,547.36 mm²	11.698 in²
Moment of inertia (Ix)	15,128.33 cm⁴	363.46 in⁴
Moment of inertia (Iy)	15,128.33 cm⁴	363.46 in⁴
Elastic section modulus (Sx)	744.5 cm³	45.433 in³
Elastic section modulus (Sy)	744.5 cm³	45.433 in³
Plastic section modulus (Zx)	961.99 cm³	58.705 in³
Plastic section modulus (Zy)	961.99 cm³	58.705 in³
Radius of gyration (rx)	14.16 cm	5.574 in
Radius of gyration (ry)	14.16 cm	5.574 in