RHS 35x25x1.5 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 35x25 cal 16 (México) · Caño estructural 35x25 (Argentina)

The RHS 35x25x1.5 steel profile weighs 1.3 kg/m (0.87 lb/ft), has a depth of 35 mm (1.38 in), flange width 25 mm (0.98 in). Cross-sectional area: 165.206 mm². Moment of inertia Ix = 2.753 cm⁴, Iy = 1.631 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 1.5 mm ≈ 16 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	35 mm	1.38 in
Width (b)	25 mm	0.98 in
Thickness (t)	1.5 mm	0.06 in
Fillet radius (r)	3 mm	0.12 in
Weight	1.3 kg/m	0.87 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	165.21 mm²	0.256 in²
Moment of inertia (Ix)	2.75 cm⁴	0.07 in⁴
Moment of inertia (Iy)	1.63 cm⁴	0.04 in⁴
Elastic section modulus (Sx)	1.57 cm³	0.096 in³
Elastic section modulus (Sy)	1.31 cm³	0.080 in³
Plastic section modulus (Zx)	1.92 cm³	0.117 in³
Plastic section modulus (Zy)	1.53 cm³	0.093 in³
Radius of gyration (rx)	1.29 cm	0.508 in
Radius of gyration (ry)	0.99 cm	0.391 in