RHS 130x70x8.2 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 130x70x8.2 steel profile weighs 22.3 kg/m (14.97 lb/ft), has a depth of 130 mm (5.12 in), flange width 70 mm (2.76 in). Cross-sectional area: 2,837.882 mm². Moment of inertia Ix = 557.143 cm⁴, Iy = 206.527 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)	8.2 mm	0.32 in
Fillet radius (r)	16.4 mm	0.65 in
Weight	22.3 kg/m	14.97 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	2,837.88 mm²	4.399 in²
Moment of inertia (Ix)	557.14 cm⁴	13.39 in⁴
Moment of inertia (Iy)	206.53 cm⁴	4.96 in⁴
Elastic section modulus (Sx)	85.71 cm³	5.231 in³
Elastic section modulus (Sy)	59.01 cm³	3.601 in³
Plastic section modulus (Zx)	111.84 cm³	6.825 in³
Plastic section modulus (Zy)	71.86 cm³	4.385 in³
Radius of gyration (rx)	4.43 cm	1.744 in
Radius of gyration (ry)	2.7 cm	1.062 in