CHS 711x40 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 711x40 steel profile weighs 661.8 kg/m (444.70 lb/ft). Cross-sectional area: 84,320.347 mm². Moment of inertia Ix = 476,242.373 cm⁴, Iy = 476,242.373 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	40 mm	1.57 in
Diameter (d)	711 mm	27.99 in
Weight	661.8 kg/m	444.70 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	84,320.35 mm²	130.697 in²
Moment of inertia (Ix)	476,242.37 cm⁴	11441.72 in⁴
Moment of inertia (Iy)	476,242.37 cm⁴	11441.72 in⁴
Elastic section modulus (Sx)	13,396.41 cm³	817.503 in³
Elastic section modulus (Sy)	13,396.41 cm³	817.503 in³
Plastic section modulus (Zx)	18,030.97 cm³	1100.322 in³
Plastic section modulus (Zy)	18,030.97 cm³	1100.322 in³
Radius of gyration (rx)	23.77 cm	9.356 in
Radius of gyration (ry)	23.77 cm	9.356 in