CHS 219x50 GOST · Weight & Dimensions

GOST, 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 219x50 steel profile weighs 208.4 kg/m (140.04 lb/ft). Cross-sectional area: 26,546.458 mm². Moment of inertia Ix = 10,306.994 cm⁴, Iy = 10,306.994 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	50 mm	1.97 in
Diameter (d)	219 mm	8.62 in
Weight	208.4 kg/m	140.04 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	26,546.46 mm²	41.147 in²
Moment of inertia (Ix)	10,306.99 cm⁴	247.63 in⁴
Moment of inertia (Iy)	10,306.99 cm⁴	247.63 in⁴
Elastic section modulus (Sx)	941.28 cm³	57.441 in³
Elastic section modulus (Sy)	941.28 cm³	57.441 in³
Plastic section modulus (Zx)	1,469.72 cm³	89.688 in³
Plastic section modulus (Zy)	1,469.72 cm³	89.688 in³
Radius of gyration (rx)	6.23 cm	2.453 in
Radius of gyration (ry)	6.23 cm	2.453 in