RHS 220x80x5 Tuflesa · Weight & Dimensions

Tuflesa, 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 220x80 cal 6 (México) · Caño estructural 220x80 (Argentina)

The RHS 220x80x5 steel profile weighs 22.3 kg/m (14.96 lb/ft), has a depth of 220 mm (8.66 in), flange width 80 mm (3.15 in). Cross-sectional area: 2,835.619 mm². Moment of inertia Ix = 1,619.856 cm⁴, Iy = 328.609 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 5 mm ≈ 6 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	220 mm	8.66 in
Width (b)	80 mm	3.15 in
Thickness (t)	5 mm	0.20 in
Fillet radius (r)	10 mm	0.39 in
Weight	22.3 kg/m	14.96 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	2,835.62 mm²	4.395 in²
Moment of inertia (Ix)	1,619.86 cm⁴	38.92 in⁴
Moment of inertia (Iy)	328.61 cm⁴	7.89 in⁴
Elastic section modulus (Sx)	147.26 cm³	8.986 in³
Elastic section modulus (Sy)	82.15 cm³	5.013 in³
Plastic section modulus (Zx)	189.23 cm³	11.547 in³
Plastic section modulus (Zy)	92.24 cm³	5.629 in³
Radius of gyration (rx)	7.56 cm	2.976 in
Radius of gyration (ry)	3.4 cm	1.340 in