RHS 180x80x6 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 180x80 cal 4 (México) · Caño estructural 180x80 (Argentina)

The RHS 180x80x6 steel profile weighs 22.6 kg/m (15.19 lb/ft), has a depth of 180 mm (7.09 in), flange width 80 mm (3.15 in). Cross-sectional area: 2,883.292 mm². Moment of inertia Ix = 1,127.882 cm⁴, Iy = 313.817 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)	80 mm	3.15 in
Thickness (t)	6 mm	0.24 in
Fillet radius (r)	12 mm	0.47 in
Weight	22.6 kg/m	15.19 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	2,883.29 mm²	4.469 in²
Moment of inertia (Ix)	1,127.88 cm⁴	27.10 in⁴
Moment of inertia (Iy)	313.82 cm⁴	7.54 in⁴
Elastic section modulus (Sx)	125.32 cm³	7.648 in³
Elastic section modulus (Sy)	78.45 cm³	4.788 in³
Plastic section modulus (Zx)	159.95 cm³	9.761 in³
Plastic section modulus (Zy)	90.19 cm³	5.504 in³
Radius of gyration (rx)	6.25 cm	2.462 in
Radius of gyration (ry)	3.3 cm	1.299 in