CHS 813x30 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 813x30 steel profile weighs 579.3 kg/m (389.31 lb/ft). Cross-sectional area: 73,796.011 mm². Moment of inertia Ix = 566,374.241 cm⁴, Iy = 566,374.241 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	30 mm	1.18 in
Diameter (d)	813 mm	32.01 in
Weight	579.3 kg/m	389.31 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	73,796.01 mm²	114.384 in²
Moment of inertia (Ix)	566,374.24 cm⁴	13607.14 in⁴
Moment of inertia (Iy)	566,374.24 cm⁴	13607.14 in⁴
Elastic section modulus (Sx)	13,932.95 cm³	850.244 in³
Elastic section modulus (Sy)	13,932.95 cm³	850.244 in³
Plastic section modulus (Zx)	18,401.67 cm³	1122.944 in³
Plastic section modulus (Zy)	18,401.67 cm³	1122.944 in³
Radius of gyration (rx)	27.7 cm	10.907 in
Radius of gyration (ry)	27.7 cm	10.907 in