CHS 508x17.5 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 508x17.5 steel profile weighs 212.0 kg/m (142.46 lb/ft). Cross-sectional area: 26,966.646 mm². Moment of inertia Ix = 81,202.133 cm⁴, Iy = 81,202.133 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	17.5 mm	0.69 in
Diameter (d)	508 mm	20.00 in
Weight	212.0 kg/m	142.46 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	26,966.65 mm²	41.798 in²
Moment of inertia (Ix)	81,202.13 cm⁴	1950.88 in⁴
Moment of inertia (Iy)	81,202.13 cm⁴	1950.88 in⁴
Elastic section modulus (Sx)	3,196.93 cm³	195.090 in³
Elastic section modulus (Sy)	3,196.93 cm³	195.090 in³
Plastic section modulus (Zx)	4,212.12 cm³	257.040 in³
Plastic section modulus (Zy)	4,212.12 cm³	257.040 in³
Radius of gyration (rx)	17.35 cm	6.832 in
Radius of gyration (ry)	17.35 cm	6.832 in