RHS 130x70x11.1 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 130x70 (México) · Caño estructural 130x70 (Argentina)

The RHS 130x70x11.1 steel profile weighs 28.5 kg/m (19.15 lb/ft), has a depth of 130 mm (5.12 in), flange width 70 mm (2.76 in). Cross-sectional area: 3,629.867 mm². Moment of inertia Ix = 657.348 cm⁴, Iy = 239.457 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	130 mm	5.12 in
Width (b)	70 mm	2.76 in
Thickness (t)	11.1 mm	0.44 in
Fillet radius (r)	22.2 mm	0.87 in
Weight	28.5 kg/m	19.15 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	3,629.87 mm²	5.626 in²
Moment of inertia (Ix)	657.35 cm⁴	15.79 in⁴
Moment of inertia (Iy)	239.46 cm⁴	5.75 in⁴
Elastic section modulus (Sx)	101.13 cm³	6.171 in³
Elastic section modulus (Sy)	68.42 cm³	4.175 in³
Plastic section modulus (Zx)	136.92 cm³	8.355 in³
Plastic section modulus (Zy)	87.23 cm³	5.323 in³
Radius of gyration (rx)	4.26 cm	1.675 in
Radius of gyration (ry)	2.57 cm	1.011 in