RHS 150x50x3 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 150x50 cal 11 (México) · Caño estructural 150x50 (Argentina)

The RHS 150x50x3 steel profile weighs 9.0 kg/m (6.02 lb/ft), has a depth of 150 mm (5.91 in), flange width 50 mm (1.97 in). Cross-sectional area: 1,140.823 mm². Moment of inertia Ix = 298.549 cm⁴, Iy = 52.647 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 3 mm ≈ 11 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	150 mm	5.91 in
Width (b)	50 mm	1.97 in
Thickness (t)	3 mm	0.12 in
Fillet radius (r)	6 mm	0.24 in
Weight	9.0 kg/m	6.02 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,140.82 mm²	1.768 in²
Moment of inertia (Ix)	298.55 cm⁴	7.17 in⁴
Moment of inertia (Iy)	52.65 cm⁴	1.26 in⁴
Elastic section modulus (Sx)	39.81 cm³	2.429 in³
Elastic section modulus (Sy)	21.06 cm³	1.285 in³
Plastic section modulus (Zx)	51.43 cm³	3.138 in³
Plastic section modulus (Zy)	23.49 cm³	1.433 in³
Radius of gyration (rx)	5.12 cm	2.014 in
Radius of gyration (ry)	2.15 cm	0.846 in