RHS 90x70x4 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 8 (México) · Caño estructural 90x70 (Argentina)

The RHS 90x70x4 steel profile weighs 9.2 kg/m (6.17 lb/ft), has a depth of 90 mm (3.54 in), flange width 70 mm (2.76 in). Cross-sectional area: 1,174.796 mm². Moment of inertia Ix = 132.315 cm⁴, Iy = 89.566 cm⁴.

Cross-section (not to scale)

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

Dimensions

Property	Metric	Imperial
Depth (h)	90 mm	3.54 in
Width (b)	70 mm	2.76 in
Thickness (t)	4 mm	0.16 in
Fillet radius (r)	8 mm	0.31 in
Weight	9.2 kg/m	6.17 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,174.8 mm²	1.821 in²
Moment of inertia (Ix)	132.32 cm⁴	3.18 in⁴
Moment of inertia (Iy)	89.57 cm⁴	2.15 in⁴
Elastic section modulus (Sx)	29.4 cm³	1.794 in³
Elastic section modulus (Sy)	25.59 cm³	1.562 in³
Plastic section modulus (Zx)	35.7 cm³	2.179 in³
Plastic section modulus (Zy)	30.04 cm³	1.833 in³
Radius of gyration (rx)	3.36 cm	1.321 in
Radius of gyration (ry)	2.76 cm	1.087 in