RHS 60x40x7.1 Açotubo · Weight & Dimensions

Açotubo, 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 60x40 (México) · Caño estructural 60x40 (Argentina)

The RHS 60x40x7.1 steel profile weighs 8.6 kg/m (5.75 lb/ft), has a depth of 60 mm (2.36 in), flange width 40 mm (1.57 in). Cross-sectional area: 1,088.543 mm². Moment of inertia Ix = 40.737 cm⁴, Iy = 20.983 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	60 mm	2.36 in
Width (b)	40 mm	1.57 in
Thickness (t)	7.1 mm	0.28 in
Fillet radius (r)	14.2 mm	0.56 in
Weight	8.6 kg/m	5.75 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,088.54 mm²	1.687 in²
Moment of inertia (Ix)	40.74 cm⁴	0.98 in⁴
Moment of inertia (Iy)	20.98 cm⁴	0.50 in⁴
Elastic section modulus (Sx)	13.58 cm³	0.829 in³
Elastic section modulus (Sy)	10.49 cm³	0.640 in³
Plastic section modulus (Zx)	18.75 cm³	1.144 in³
Plastic section modulus (Zy)	13.96 cm³	0.852 in³
Radius of gyration (rx)	1.93 cm	0.762 in
Radius of gyration (ry)	1.39 cm	0.547 in