RHS 220x180x4 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 8 (México) · Caño estructural 220x180 (Argentina)

The RHS 220x180x4 steel profile weighs 24.3 kg/m (16.30 lb/ft), has a depth of 220 mm (8.66 in), flange width 180 mm (7.09 in). Cross-sectional area: 3,094.796 mm². Moment of inertia Ix = 2,265.845 cm⁴, Iy = 1,669.595 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 4 mm ≈ 8 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	220 mm	8.66 in
Width (b)	180 mm	7.09 in
Thickness (t)	4 mm	0.16 in
Fillet radius (r)	8 mm	0.31 in
Weight	24.3 kg/m	16.30 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	3,094.8 mm²	4.797 in²
Moment of inertia (Ix)	2,265.85 cm⁴	54.44 in⁴
Moment of inertia (Iy)	1,669.59 cm⁴	40.11 in⁴
Elastic section modulus (Sx)	205.99 cm³	12.570 in³
Elastic section modulus (Sy)	185.51 cm³	11.321 in³
Plastic section modulus (Zx)	240.91 cm³	14.701 in³
Plastic section modulus (Zy)	210.37 cm³	12.838 in³
Radius of gyration (rx)	8.56 cm	3.369 in
Radius of gyration (ry)	7.34 cm	2.892 in