CHS 711x8 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 711x8 steel profile weighs 138.9 kg/m (93.37 lb/ft). Cross-sectional area: 17,668.317 mm². Moment of inertia Ix = 109,162.151 cm⁴, Iy = 109,162.151 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	8 mm	0.31 in
Diameter (d)	711 mm	27.99 in
Weight	138.9 kg/m	93.37 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	17,668.32 mm²	27.386 in²
Moment of inertia (Ix)	109,162.15 cm⁴	2622.62 in⁴
Moment of inertia (Iy)	109,162.15 cm⁴	2622.62 in⁴
Elastic section modulus (Sx)	3,070.67 cm³	187.384 in³
Elastic section modulus (Sy)	3,070.67 cm³	187.384 in³
Plastic section modulus (Zx)	3,953.84 cm³	241.279 in³
Plastic section modulus (Zy)	3,953.84 cm³	241.279 in³
Radius of gyration (rx)	24.86 cm	9.786 in
Radius of gyration (ry)	24.86 cm	9.786 in