RHS 220x180x6 Condesa · Weight & Dimensions

Condesa, cold-formed 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 cal 4 (México) · Caño estructural 220x180 (Argentina)

The RHS 220x180x6 steel profile weighs 35.8 kg/m (24.06 lb/ft), has a depth of 220 mm (8.66 in), flange width 180 mm (7.09 in). Cross-sectional area: 4,563.292 mm². Moment of inertia Ix = 3,263.664 cm⁴, Iy = 2,399.978 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 6 mm ≈ 4 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	220 mm	8.66 in
Width (b)	180 mm	7.09 in
Thickness (t)	6 mm	0.24 in
Fillet radius (r)	12 mm	0.47 in
Weight	35.8 kg/m	24.06 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	4,563.29 mm²	7.073 in²
Moment of inertia (Ix)	3,263.66 cm⁴	78.41 in⁴
Moment of inertia (Iy)	2,399.98 cm⁴	57.66 in⁴
Elastic section modulus (Sx)	296.7 cm³	18.106 in³
Elastic section modulus (Sy)	266.66 cm³	16.273 in³
Plastic section modulus (Zx)	350.82 cm³	21.408 in³
Plastic section modulus (Zy)	306.11 cm³	18.680 in³
Radius of gyration (rx)	8.46 cm	3.330 in
Radius of gyration (ry)	7.25 cm	2.855 in