RHS 90x70x3 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 90x70 cal 11 (México) · Caño estructural 90x70 (Argentina)

The RHS 90x70x3 steel profile weighs 7.1 kg/m (4.75 lb/ft), has a depth of 90 mm (3.54 in), flange width 70 mm (2.76 in). Cross-sectional area: 900.823 mm². Moment of inertia Ix = 104.567 cm⁴, Iy = 71.003 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 3 mm ≈ 11 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	90 mm	3.54 in
Width (b)	70 mm	2.76 in
Thickness (t)	3 mm	0.12 in
Fillet radius (r)	6 mm	0.24 in
Weight	7.1 kg/m	4.75 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	900.82 mm²	1.396 in²
Moment of inertia (Ix)	104.57 cm⁴	2.51 in⁴
Moment of inertia (Iy)	71 cm⁴	1.71 in⁴
Elastic section modulus (Sx)	23.24 cm³	1.418 in³
Elastic section modulus (Sy)	20.29 cm³	1.238 in³
Plastic section modulus (Zx)	27.82 cm³	1.698 in³
Plastic section modulus (Zy)	23.44 cm³	1.430 in³
Radius of gyration (rx)	3.41 cm	1.341 in
Radius of gyration (ry)	2.81 cm	1.105 in