RHS 35x20x2 Hiasa · Weight & Dimensions

Hiasa, 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 35x20 cal 15 (México) · Caño estructural 35x20 (Argentina)

The RHS 35x20x2 steel profile weighs 1.5 kg/m (1.02 lb/ft), has a depth of 35 mm (1.38 in), flange width 20 mm (0.79 in). Cross-sectional area: 193.699 mm². Moment of inertia Ix = 2.872 cm⁴, Iy = 1.18 cm⁴.

Cross-section (not to scale)

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

Dimensions

Property	Metric	Imperial
Depth (h)	35 mm	1.38 in
Width (b)	20 mm	0.79 in
Thickness (t)	2 mm	0.08 in
Fillet radius (r)	4 mm	0.16 in
Weight	1.5 kg/m	1.02 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	193.7 mm²	0.300 in²
Moment of inertia (Ix)	2.87 cm⁴	0.07 in⁴
Moment of inertia (Iy)	1.18 cm⁴	0.03 in⁴
Elastic section modulus (Sx)	1.64 cm³	0.100 in³
Elastic section modulus (Sy)	1.18 cm³	0.072 in³
Plastic section modulus (Zx)	2.1 cm³	0.128 in³
Plastic section modulus (Zy)	1.42 cm³	0.086 in³
Radius of gyration (rx)	1.22 cm	0.479 in
Radius of gyration (ry)	0.78 cm	0.307 in