RHS 130x70x10.3 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 130x70x10.3 steel profile weighs 26.9 kg/m (18.06 lb/ft), has a depth of 130 mm (5.12 in), flange width 70 mm (2.76 in). Cross-sectional area: 3,422.435 mm². Moment of inertia Ix = 634.18 cm⁴, Iy = 232.076 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)	10.3 mm	0.41 in
Fillet radius (r)	20.6 mm	0.81 in
Weight	26.9 kg/m	18.06 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	3,422.43 mm²	5.305 in²
Moment of inertia (Ix)	634.18 cm⁴	15.24 in⁴
Moment of inertia (Iy)	232.08 cm⁴	5.58 in⁴
Elastic section modulus (Sx)	97.57 cm³	5.954 in³
Elastic section modulus (Sy)	66.31 cm³	4.046 in³
Plastic section modulus (Zx)	130.71 cm³	7.977 in³
Plastic section modulus (Zy)	83.47 cm³	5.094 in³
Radius of gyration (rx)	4.3 cm	1.695 in
Radius of gyration (ry)	2.6 cm	1.025 in