RHS 50x20x2 Cintac · Weight & Dimensions

Cintac, 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 50x20 cal 15 (México) · Caño estructural 50x20 (Argentina)

The RHS 50x20x2 steel profile weighs 2.0 kg/m (1.34 lb/ft), has a depth of 50 mm (1.97 in), flange width 20 mm (0.79 in). Cross-sectional area: 253.699 mm². Moment of inertia Ix = 7.231 cm⁴, Iy = 1.668 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 2 mm ≈ 14 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	50 mm	1.97 in
Width (b)	20 mm	0.79 in
Thickness (t)	2 mm	0.08 in
Fillet radius (r)	4 mm	0.16 in
Weight	2.0 kg/m	1.34 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	253.7 mm²	0.393 in²
Moment of inertia (Ix)	7.23 cm⁴	0.17 in⁴
Moment of inertia (Iy)	1.67 cm⁴	0.04 in⁴
Elastic section modulus (Sx)	2.89 cm³	0.177 in³
Elastic section modulus (Sy)	1.67 cm³	0.102 in³
Plastic section modulus (Zx)	3.78 cm³	0.231 in³
Plastic section modulus (Zy)	1.96 cm³	0.119 in³
Radius of gyration (rx)	1.69 cm	0.665 in
Radius of gyration (ry)	0.81 cm	0.319 in