RHS 70x50x5.6 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 70x50 (México) · Caño estructural 70x50 (Argentina)

The RHS 70x50x5.6 steel profile weighs 8.9 kg/m (6.00 lb/ft), has a depth of 70 mm (2.76 in), flange width 50 mm (1.97 in). Cross-sectional area: 1,137.801 mm². Moment of inertia Ix = 67.9 cm⁴, Iy = 39.687 cm⁴.

Cross-section (not to scale)

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

Dimensions

Property	Metric	Imperial
Depth (h)	70 mm	2.76 in
Width (b)	50 mm	1.97 in
Thickness (t)	5.6 mm	0.22 in
Fillet radius (r)	11.2 mm	0.44 in
Weight	8.9 kg/m	6.00 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,137.8 mm²	1.764 in²
Moment of inertia (Ix)	67.9 cm⁴	1.63 in⁴
Moment of inertia (Iy)	39.69 cm⁴	0.95 in⁴
Elastic section modulus (Sx)	19.4 cm³	1.184 in³
Elastic section modulus (Sy)	15.87 cm³	0.969 in³
Plastic section modulus (Zx)	24.97 cm³	1.524 in³
Plastic section modulus (Zy)	19.69 cm³	1.201 in³
Radius of gyration (rx)	2.44 cm	0.962 in
Radius of gyration (ry)	1.87 cm	0.735 in