CHS 457x17.5 Tata Steel Celsius · Weight & Dimensions

Tata Steel Celsius · 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 457x17.5 steel profile weighs 190.0 kg/m (127.68 lb/ft). Cross-sectional area: 24,162.774 mm². Moment of inertia Ix = 58,433.593 cm⁴, Iy = 58,433.593 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	17.5 mm	0.69 in
Diameter (d)	457 mm	17.99 in
Weight	190.0 kg/m	127.68 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	24,162.77 mm²	37.452 in²
Moment of inertia (Ix)	58,433.59 cm⁴	1403.87 in⁴
Moment of inertia (Iy)	58,433.59 cm⁴	1403.87 in⁴
Elastic section modulus (Sx)	2,557.27 cm³	156.055 in³
Elastic section modulus (Sy)	2,557.27 cm³	156.055 in³
Plastic section modulus (Zx)	3,382.09 cm³	206.389 in³
Plastic section modulus (Zy)	3,382.09 cm³	206.389 in³
Radius of gyration (rx)	15.55 cm	6.122 in
Radius of gyration (ry)	15.55 cm	6.122 in