RHS 130x80x5.6 V&M do Brasil · Weight & Dimensions

V&M do Brasil, hot-rolled 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 130x80 (México) · Caño estructural 130x80 (Argentina)

The RHS 130x80x5.6 steel profile weighs 16.8 kg/m (11.32 lb/ft), has a depth of 130 mm (5.12 in), flange width 80 mm (3.15 in). Cross-sectional area: 2,145.801 mm². Moment of inertia Ix = 470.37 cm⁴, Iy = 220.035 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 5.6 mm ≈ 4 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	130 mm	5.12 in
Width (b)	80 mm	3.15 in
Thickness (t)	5.6 mm	0.22 in
Fillet radius (r)	11.2 mm	0.44 in
Weight	16.8 kg/m	11.32 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	2,145.8 mm²	3.326 in²
Moment of inertia (Ix)	470.37 cm⁴	11.30 in⁴
Moment of inertia (Iy)	220.04 cm⁴	5.29 in⁴
Elastic section modulus (Sx)	72.36 cm³	4.416 in³
Elastic section modulus (Sy)	55.01 cm³	3.357 in³
Plastic section modulus (Zx)	90.08 cm³	5.497 in³
Plastic section modulus (Zy)	64.27 cm³	3.922 in³
Radius of gyration (rx)	4.68 cm	1.843 in
Radius of gyration (ry)	3.2 cm	1.261 in