RHS 220x180x7.1 V&M do Brasil · Weight & Dimensions

V&M do Brasil, hot-rolled sections · Rectangular Hollow Section

Rectangular Hollow Sections (RHS) are tubular profiles with excellent torsional resistance and aesthetic appeal. Used for columns, trusses, and exposed structural elements.

Also known as: PTR 220x180 (México) · Caño estructural 220x180 (Argentina)

The RHS 220x180x7.1 steel profile weighs 42.0 kg/m (28.22 lb/ft), has a depth of 220 mm (8.66 in), flange width 180 mm (7.09 in). Cross-sectional area: 5,348.543 mm². Moment of inertia Ix = 3,775.638 cm⁴, Iy = 2,773.406 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	220 mm	8.66 in
Width (b)	180 mm	7.09 in
Thickness (t)	7.1 mm	0.28 in
Fillet radius (r)	14.2 mm	0.56 in
Weight	42.0 kg/m	28.22 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	5,348.54 mm²	8.290 in²
Moment of inertia (Ix)	3,775.64 cm⁴	90.71 in⁴
Moment of inertia (Iy)	2,773.41 cm⁴	66.63 in⁴
Elastic section modulus (Sx)	343.24 cm³	20.946 in³
Elastic section modulus (Sy)	308.16 cm³	18.805 in³
Plastic section modulus (Zx)	408.33 cm³	24.918 in³
Plastic section modulus (Zy)	356.15 cm³	21.734 in³
Radius of gyration (rx)	8.4 cm	3.308 in
Radius of gyration (ry)	7.2 cm	2.835 in