RHS 180x70x6 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 180x70 cal 4 (México) · Caño estructural 180x70 (Argentina)

The RHS 180x70x6 steel profile weighs 21.7 kg/m (14.56 lb/ft), has a depth of 180 mm (7.09 in), flange width 70 mm (2.76 in). Cross-sectional area: 2,763.292 mm². Moment of inertia Ix = 1,037.018 cm⁴, Iy = 230.737 cm⁴.

Cross-section (not to scale)

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

Dimensions

Property	Metric	Imperial
Depth (h)	180 mm	7.09 in
Width (b)	70 mm	2.76 in
Thickness (t)	6 mm	0.24 in
Fillet radius (r)	12 mm	0.47 in
Weight	21.7 kg/m	14.56 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	2,763.29 mm²	4.283 in²
Moment of inertia (Ix)	1,037.02 cm⁴	24.91 in⁴
Moment of inertia (Iy)	230.74 cm⁴	5.54 in⁴
Elastic section modulus (Sx)	115.22 cm³	7.031 in³
Elastic section modulus (Sy)	65.92 cm³	4.023 in³
Plastic section modulus (Zx)	149.51 cm³	9.124 in³
Plastic section modulus (Zy)	76.07 cm³	4.642 in³
Radius of gyration (rx)	6.13 cm	2.412 in
Radius of gyration (ry)	2.89 cm	1.138 in