RHS 30x20x2 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 30x20 cal 15 (México) · Caño estructural 30x20 (Argentina)

The RHS 30x20x2 steel profile weighs 1.4 kg/m (0.92 lb/ft), has a depth of 30 mm (1.18 in), flange width 20 mm (0.79 in). Cross-sectional area: 173.699 mm². Moment of inertia Ix = 1.937 cm⁴, Iy = 1.017 cm⁴.

Cross-section (not to scale)

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

Dimensions

Property	Metric	Imperial
Depth (h)	30 mm	1.18 in
Width (b)	20 mm	0.79 in
Thickness (t)	2 mm	0.08 in
Fillet radius (r)	4 mm	0.16 in
Weight	1.4 kg/m	0.92 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	173.7 mm²	0.269 in²
Moment of inertia (Ix)	1.94 cm⁴	0.05 in⁴
Moment of inertia (Iy)	1.02 cm⁴	0.02 in⁴
Elastic section modulus (Sx)	1.29 cm³	0.079 in³
Elastic section modulus (Sy)	1.02 cm³	0.062 in³
Plastic section modulus (Zx)	1.65 cm³	0.100 in³
Plastic section modulus (Zy)	1.24 cm³	0.075 in³
Radius of gyration (rx)	1.06 cm	0.416 in
Radius of gyration (ry)	0.77 cm	0.301 in