CHS 508x8 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 508x8 steel profile weighs 98.6 kg/m (66.26 lb/ft). Cross-sectional area: 12,566.371 mm². Moment of inertia Ix = 39,279.961 cm⁴, Iy = 39,279.961 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	8 mm	0.31 in
Diameter (d)	508 mm	20.00 in
Weight	98.6 kg/m	66.26 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	12,566.37 mm²	19.478 in²
Moment of inertia (Ix)	39,279.96 cm⁴	943.70 in⁴
Moment of inertia (Iy)	39,279.96 cm⁴	943.70 in⁴
Elastic section modulus (Sx)	1,546.46 cm³	94.371 in³
Elastic section modulus (Sy)	1,546.46 cm³	94.371 in³
Plastic section modulus (Zx)	2,000.17 cm³	122.058 in³
Plastic section modulus (Zy)	2,000.17 cm³	122.058 in³
Radius of gyration (rx)	17.68 cm	6.961 in
Radius of gyration (ry)	17.68 cm	6.961 in