RHS 53x25x1.1 Acindar · Weight & Dimensions

Acindar, 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 53x25 cal 18 (México) · Caño estructural 53x25 (Argentina)

The RHS 53x25x1.1 steel profile weighs 1.3 kg/m (0.86 lb/ft), has a depth of 53 mm (2.09 in), flange width 25 mm (0.98 in). Cross-sectional area: 163.644 mm². Moment of inertia Ix = 5.892 cm⁴, Iy = 1.836 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 1.1 mm ≈ 18 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	53 mm	2.09 in
Width (b)	25 mm	0.98 in
Thickness (t)	1.1 mm	0.04 in
Fillet radius (r)	2.2 mm	0.09 in
Weight	1.3 kg/m	0.86 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	163.64 mm²	0.254 in²
Moment of inertia (Ix)	5.89 cm⁴	0.14 in⁴
Moment of inertia (Iy)	1.84 cm⁴	0.04 in⁴
Elastic section modulus (Sx)	2.22 cm³	0.136 in³
Elastic section modulus (Sy)	1.47 cm³	0.090 in³
Plastic section modulus (Zx)	2.76 cm³	0.169 in³
Plastic section modulus (Zy)	1.64 cm³	0.100 in³
Radius of gyration (rx)	1.9 cm	0.747 in
Radius of gyration (ry)	1.06 cm	0.417 in