RHS 45x35x1.5 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 45x35 cal 16 (México) · Caño estructural 45x35 (Argentina)

The RHS 45x35x1.5 steel profile weighs 1.8 kg/m (1.19 lb/ft), has a depth of 45 mm (1.77 in), flange width 35 mm (1.38 in). Cross-sectional area: 225.206 mm². Moment of inertia Ix = 6.535 cm⁴, Iy = 4.438 cm⁴.

Cross-section (not to scale)

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

Dimensions

Property	Metric	Imperial
Depth (h)	45 mm	1.77 in
Width (b)	35 mm	1.38 in
Thickness (t)	1.5 mm	0.06 in
Fillet radius (r)	3 mm	0.12 in
Weight	1.8 kg/m	1.19 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	225.21 mm²	0.349 in²
Moment of inertia (Ix)	6.54 cm⁴	0.16 in⁴
Moment of inertia (Iy)	4.44 cm⁴	0.11 in⁴
Elastic section modulus (Sx)	2.9 cm³	0.177 in³
Elastic section modulus (Sy)	2.54 cm³	0.155 in³
Plastic section modulus (Zx)	3.48 cm³	0.212 in³
Plastic section modulus (Zy)	2.93 cm³	0.179 in³
Radius of gyration (rx)	1.7 cm	0.671 in
Radius of gyration (ry)	1.4 cm	0.553 in