CHS 508x20 Tuboeuropa · Weight & Dimensions

Tuboeuropa, cold-formed sections · 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 508x20 steel profile weighs 241.0 kg/m (161.95 lb/ft). Cross-sectional area: 30,661.944 mm². Moment of inertia Ix = 91,427.786 cm⁴, Iy = 91,427.786 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	20 mm	0.79 in
Diameter (d)	508 mm	20.00 in
Weight	241.0 kg/m	161.95 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	30,661.94 mm²	47.526 in²
Moment of inertia (Ix)	91,427.79 cm⁴	2196.55 in⁴
Moment of inertia (Iy)	91,427.79 cm⁴	2196.55 in⁴
Elastic section modulus (Sx)	3,599.52 cm³	219.657 in³
Elastic section modulus (Sy)	3,599.52 cm³	219.657 in³
Plastic section modulus (Zx)	4,765.55 cm³	290.813 in³
Plastic section modulus (Zy)	4,765.55 cm³	290.813 in³
Radius of gyration (rx)	17.27 cm	6.798 in
Radius of gyration (ry)	17.27 cm	6.798 in