RHS 220x180x12.5 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 220x180x12.5 steel profile weighs 70.4 kg/m (47.34 lb/ft), has a depth of 220 mm (8.66 in), flange width 180 mm (7.09 in). Cross-sectional area: 8,972.622 mm². Moment of inertia Ix = 5,928.721 cm⁴, Iy = 4,332.143 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)	12.5 mm	0.49 in
Fillet radius (r)	25 mm	0.98 in
Weight	70.4 kg/m	47.34 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	8,972.62 mm²	13.908 in²
Moment of inertia (Ix)	5,928.72 cm⁴	142.44 in⁴
Moment of inertia (Iy)	4,332.14 cm⁴	104.08 in⁴
Elastic section modulus (Sx)	538.97 cm³	32.890 in³
Elastic section modulus (Sy)	481.35 cm³	29.374 in³
Plastic section modulus (Zx)	661.21 cm³	40.350 in³
Plastic section modulus (Zy)	575.51 cm³	35.120 in³
Radius of gyration (rx)	8.13 cm	3.200 in
Radius of gyration (ry)	6.95 cm	2.736 in